Home / 502,348.18-693,241.14-272,905.66

Finding the Fourth Proportional to 502,348.18, 693,241.14 and 272,905.66

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Solution

The fourth proportional to 502,348.18, 693,241.14 and 272,905.66 is: 376,610.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,348.18 : 693,241.14 = 272,905.66 : x
  2. Step 2: Convert to fraction form
    502,348.18/693,241.14 = 272,905.66/x
  3. Step 3: Cross multiply
    502,348.18x = 693,241.14 × 272,905.66
  4. Step 4: Simplify right side
    502,348.18x = 189,189,430,850.85
  5. Step 5: Solve for x
    x = 189,189,430,850.85/502,348.18
  6. Step 6: Final answer
    x = 376,610.16

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1.5x scale

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.