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Finding the Fourth Proportional to 337,546.60, 506,514.30 and 127,335.40

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Solution

The fourth proportional to 337,546.60, 506,514.30 and 127,335.40 is: 191,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,546.60 : 506,514.30 = 127,335.40 : x
  2. Step 2: Convert to fraction form
    337,546.60/506,514.30 = 127,335.40/x
  3. Step 3: Cross multiply
    337,546.60x = 506,514.30 × 127,335.40
  4. Step 4: Simplify right side
    337,546.60x = 64,497,200,996.22
  5. Step 5: Solve for x
    x = 64,497,200,996.22/337,546.60
  6. Step 6: Final answer
    x = 191,076.44

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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.