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Finding the Fourth Proportional to 334,670.24, 502,114.72 and 134,887.80

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Solution

The fourth proportional to 334,670.24, 502,114.72 and 134,887.80 is: 202,375.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,670.24 : 502,114.72 = 134,887.80 : x
  2. Step 2: Convert to fraction form
    334,670.24/502,114.72 = 134,887.80/x
  3. Step 3: Cross multiply
    334,670.24x = 502,114.72 × 134,887.80
  4. Step 4: Simplify right side
    334,670.24x = 67,729,149,928.42
  5. Step 5: Solve for x
    x = 67,729,149,928.42/334,670.24
  6. Step 6: Final answer
    x = 202,375.78

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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.