Home / 932,242.91-1,287,761.59-730,836.61

Finding the Fourth Proportional to 932,242.91, 1,287,761.59 and 730,836.61

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Solution

The fourth proportional to 932,242.91, 1,287,761.59 and 730,836.61 is: 1,009,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,242.91 : 1,287,761.59 = 730,836.61 : x
  2. Step 2: Convert to fraction form
    932,242.91/1,287,761.59 = 730,836.61/x
  3. Step 3: Cross multiply
    932,242.91x = 1,287,761.59 × 730,836.61
  4. Step 4: Simplify right side
    932,242.91x = 941,143,312,617.95
  5. Step 5: Solve for x
    x = 941,143,312,617.95/932,242.91
  6. Step 6: Final answer
    x = 1,009,547.31

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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.