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Finding the Fourth Proportional to 337,424.60, 506,331.30 and 127,213.40

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Solution

The fourth proportional to 337,424.60, 506,331.30 and 127,213.40 is: 190,893.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,424.60 : 506,331.30 = 127,213.40 : x
  2. Step 2: Convert to fraction form
    337,424.60/506,331.30 = 127,213.40/x
  3. Step 3: Cross multiply
    337,424.60x = 506,331.30 × 127,213.40
  4. Step 4: Simplify right side
    337,424.60x = 64,412,126,199.42
  5. Step 5: Solve for x
    x = 64,412,126,199.42/337,424.60
  6. Step 6: Final answer
    x = 190,893.39

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1.5x scale

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.