Home / 932,972.61-1,287,448.92-525,091.44

Finding the Fourth Proportional to 932,972.61, 1,287,448.92 and 525,091.44

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Solution

The fourth proportional to 932,972.61, 1,287,448.92 and 525,091.44 is: 724,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,972.61 : 1,287,448.92 = 525,091.44 : x
  2. Step 2: Convert to fraction form
    932,972.61/1,287,448.92 = 525,091.44/x
  3. Step 3: Cross multiply
    932,972.61x = 1,287,448.92 × 525,091.44
  4. Step 4: Simplify right side
    932,972.61x = 676,028,407,329.25
  5. Step 5: Solve for x
    x = 676,028,407,329.25/932,972.61
  6. Step 6: Final answer
    x = 724,596.20

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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.