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Finding the Fourth Proportional to 337,685.26, 506,602.77 and 127,325.02

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Solution

The fourth proportional to 337,685.26, 506,602.77 and 127,325.02 is: 191,015.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,685.26 : 506,602.77 = 127,325.02 : x
  2. Step 2: Convert to fraction form
    337,685.26/506,602.77 = 127,325.02/x
  3. Step 3: Cross multiply
    337,685.26x = 506,602.77 × 127,325.02
  4. Step 4: Simplify right side
    337,685.26x = 64,503,207,822.31
  5. Step 5: Solve for x
    x = 64,503,207,822.31/337,685.26
  6. Step 6: Final answer
    x = 191,015.76

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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.