Home / 731,162.40-1,009,006.80-425,312.16

Finding the Fourth Proportional to 731,162.40, 1,009,006.80 and 425,312.16

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Solution

The fourth proportional to 731,162.40, 1,009,006.80 and 425,312.16 is: 586,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,162.40 : 1,009,006.80 = 425,312.16 : x
  2. Step 2: Convert to fraction form
    731,162.40/1,009,006.80 = 425,312.16/x
  3. Step 3: Cross multiply
    731,162.40x = 1,009,006.80 × 425,312.16
  4. Step 4: Simplify right side
    731,162.40x = 429,142,861,562.69
  5. Step 5: Solve for x
    x = 429,142,861,562.69/731,162.40
  6. Step 6: Final answer
    x = 586,932.34

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