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Finding the Fourth Proportional to 335,099.60, 502,649.40 and 235,372.40

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Solution

The fourth proportional to 335,099.60, 502,649.40 and 235,372.40 is: 353,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,099.60 : 502,649.40 = 235,372.40 : x
  2. Step 2: Convert to fraction form
    335,099.60/502,649.40 = 235,372.40/x
  3. Step 3: Cross multiply
    335,099.60x = 502,649.40 × 235,372.40
  4. Step 4: Simplify right side
    335,099.60x = 118,309,795,636.56
  5. Step 5: Solve for x
    x = 118,309,795,636.56/335,099.60
  6. Step 6: Final answer
    x = 353,058.60

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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.