Home / 971,689.02-1,340,933.22-541,996.98

Finding the Fourth Proportional to 971,689.02, 1,340,933.22 and 541,996.98

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Solution

The fourth proportional to 971,689.02, 1,340,933.22 and 541,996.98 is: 747,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,689.02 : 1,340,933.22 = 541,996.98 : x
  2. Step 2: Convert to fraction form
    971,689.02/1,340,933.22 = 541,996.98/x
  3. Step 3: Cross multiply
    971,689.02x = 1,340,933.22 × 541,996.98
  4. Step 4: Simplify right side
    971,689.02x = 726,781,755,621.68
  5. Step 5: Solve for x
    x = 726,781,755,621.68/971,689.02
  6. Step 6: Final answer
    x = 747,957.16

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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.