Home / 731,266.92-1,009,150.65-408,982.50

Finding the Fourth Proportional to 731,266.92, 1,009,150.65 and 408,982.50

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Solution

The fourth proportional to 731,266.92, 1,009,150.65 and 408,982.50 is: 564,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,266.92 : 1,009,150.65 = 408,982.50 : x
  2. Step 2: Convert to fraction form
    731,266.92/1,009,150.65 = 408,982.50/x
  3. Step 3: Cross multiply
    731,266.92x = 1,009,150.65 × 408,982.50
  4. Step 4: Simplify right side
    731,266.92x = 412,724,955,713.63
  5. Step 5: Solve for x
    x = 412,724,955,713.63/731,266.92
  6. Step 6: Final answer
    x = 564,397.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.