Home / 906,428.90-1,359,772.71-337,761.50

Finding the Fourth Proportional to 906,428.90, 1,359,772.71 and 337,761.50

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Solution

The fourth proportional to 906,428.90, 1,359,772.71 and 337,761.50 is: 506,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,428.90 : 1,359,772.71 = 337,761.50 : x
  2. Step 2: Convert to fraction form
    906,428.90/1,359,772.71 = 337,761.50/x
  3. Step 3: Cross multiply
    906,428.90x = 1,359,772.71 × 337,761.50
  4. Step 4: Simplify right side
    906,428.90x = 459,278,870,188.67
  5. Step 5: Solve for x
    x = 459,278,870,188.67/906,428.90
  6. Step 6: Final answer
    x = 506,690.45

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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.