Home / 754,565.30-1,041,295.17-427,940.49

Finding the Fourth Proportional to 754,565.30, 1,041,295.17 and 427,940.49

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Solution

The fourth proportional to 754,565.30, 1,041,295.17 and 427,940.49 is: 590,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,565.30 : 1,041,295.17 = 427,940.49 : x
  2. Step 2: Convert to fraction form
    754,565.30/1,041,295.17 = 427,940.49/x
  3. Step 3: Cross multiply
    754,565.30x = 1,041,295.17 × 427,940.49
  4. Step 4: Simplify right side
    754,565.30x = 445,612,365,284.43
  5. Step 5: Solve for x
    x = 445,612,365,284.43/754,565.30
  6. Step 6: Final answer
    x = 590,555.08

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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.