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Finding the Fourth Proportional to 334,951.70, 502,427.55 and 193,234.10

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Solution

The fourth proportional to 334,951.70, 502,427.55 and 193,234.10 is: 289,851.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,951.70 : 502,427.55 = 193,234.10 : x
  2. Step 2: Convert to fraction form
    334,951.70/502,427.55 = 193,234.10/x
  3. Step 3: Cross multiply
    334,951.70x = 502,427.55 × 193,234.10
  4. Step 4: Simplify right side
    334,951.70x = 97,086,135,439.46
  5. Step 5: Solve for x
    x = 97,086,135,439.46/334,951.70
  6. Step 6: Final answer
    x = 289,851.15

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1.5x scale

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.