Home / 913,250.10-1,369,875.15-493,346.10

Finding the Fourth Proportional to 913,250.10, 1,369,875.15 and 493,346.10

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Solution

The fourth proportional to 913,250.10, 1,369,875.15 and 493,346.10 is: 740,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,250.10 : 1,369,875.15 = 493,346.10 : x
  2. Step 2: Convert to fraction form
    913,250.10/1,369,875.15 = 493,346.10/x
  3. Step 3: Cross multiply
    913,250.10x = 1,369,875.15 × 493,346.10
  4. Step 4: Simplify right side
    913,250.10x = 675,822,562,739.42
  5. Step 5: Solve for x
    x = 675,822,562,739.42/913,250.10
  6. Step 6: Final answer
    x = 740,019.15

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Half scale
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Double scale
Find fourth proportional to 913,251.10, 1,369,876.65 and 493,347.10
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.