Home / 971,331.90-1,456,997.85-551,427.90

Finding the Fourth Proportional to 971,331.90, 1,456,997.85 and 551,427.90

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Solution

The fourth proportional to 971,331.90, 1,456,997.85 and 551,427.90 is: 827,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,331.90 : 1,456,997.85 = 551,427.90 : x
  2. Step 2: Convert to fraction form
    971,331.90/1,456,997.85 = 551,427.90/x
  3. Step 3: Cross multiply
    971,331.90x = 1,456,997.85 × 551,427.90
  4. Step 4: Simplify right side
    971,331.90x = 803,429,264,730.02
  5. Step 5: Solve for x
    x = 803,429,264,730.02/971,331.90
  6. Step 6: Final answer
    x = 827,141.85

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Similar ratio
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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.