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Finding the Fourth Proportional to 337,593.60, 506,073.60 and 127,372.80

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Solution

The fourth proportional to 337,593.60, 506,073.60 and 127,372.80 is: 190,939.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,593.60 : 506,073.60 = 127,372.80 : x
  2. Step 2: Convert to fraction form
    337,593.60/506,073.60 = 127,372.80/x
  3. Step 3: Cross multiply
    337,593.60x = 506,073.60 × 127,372.80
  4. Step 4: Simplify right side
    337,593.60x = 64,460,011,438.08
  5. Step 5: Solve for x
    x = 64,460,011,438.08/337,593.60
  6. Step 6: Final answer
    x = 190,939.67

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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.