Home / 334,909.31-502,380.35-135,204.75

Finding the Fourth Proportional to 334,909.31, 502,380.35 and 135,204.75

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Solution

The fourth proportional to 334,909.31, 502,380.35 and 135,204.75 is: 202,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,909.31 : 502,380.35 = 135,204.75 : x
  2. Step 2: Convert to fraction form
    334,909.31/502,380.35 = 135,204.75/x
  3. Step 3: Cross multiply
    334,909.31x = 502,380.35 × 135,204.75
  4. Step 4: Simplify right side
    334,909.31x = 67,924,208,950.64
  5. Step 5: Solve for x
    x = 67,924,208,950.64/334,909.31
  6. Step 6: Final answer
    x = 202,813.74

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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.