Home / 1,008,037.15-1,512,055.73-260,083.15

Finding the Fourth Proportional to 1,008,037.15, 1,512,055.73 and 260,083.15

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Solution

The fourth proportional to 1,008,037.15, 1,512,055.73 and 260,083.15 is: 390,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,037.15 : 1,512,055.73 = 260,083.15 : x
  2. Step 2: Convert to fraction form
    1,008,037.15/1,512,055.73 = 260,083.15/x
  3. Step 3: Cross multiply
    1,008,037.15x = 1,512,055.73 × 260,083.15
  4. Step 4: Simplify right side
    1,008,037.15x = 393,260,217,233.95
  5. Step 5: Solve for x
    x = 393,260,217,233.95/1,008,037.15
  6. Step 6: Final answer
    x = 390,124.73

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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.