Home / 1,006,083.60-1,509,125.40-258,129.60

Finding the Fourth Proportional to 1,006,083.60, 1,509,125.40 and 258,129.60

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Solution

The fourth proportional to 1,006,083.60, 1,509,125.40 and 258,129.60 is: 387,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,083.60 : 1,509,125.40 = 258,129.60 : x
  2. Step 2: Convert to fraction form
    1,006,083.60/1,509,125.40 = 258,129.60/x
  3. Step 3: Cross multiply
    1,006,083.60x = 1,509,125.40 × 258,129.60
  4. Step 4: Simplify right side
    1,006,083.60x = 389,549,935,851.84
  5. Step 5: Solve for x
    x = 389,549,935,851.84/1,006,083.60
  6. Step 6: Final answer
    x = 387,194.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.