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Finding the Fourth Proportional to 335,066.60, 502,542.30 and 124,596.20

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Solution

The fourth proportional to 335,066.60, 502,542.30 and 124,596.20 is: 186,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,066.60 : 502,542.30 = 124,596.20 : x
  2. Step 2: Convert to fraction form
    335,066.60/502,542.30 = 124,596.20/x
  3. Step 3: Cross multiply
    335,066.60x = 502,542.30 × 124,596.20
  4. Step 4: Simplify right side
    335,066.60x = 62,614,860,919.26
  5. Step 5: Solve for x
    x = 62,614,860,919.26/335,066.60
  6. Step 6: Final answer
    x = 186,872.88

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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.