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Finding the Fourth Proportional to 367,113.92, 506,761.26 and 260,242.52

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Solution

The fourth proportional to 367,113.92, 506,761.26 and 260,242.52 is: 359,236.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,113.92 : 506,761.26 = 260,242.52 : x
  2. Step 2: Convert to fraction form
    367,113.92/506,761.26 = 260,242.52/x
  3. Step 3: Cross multiply
    367,113.92x = 506,761.26 × 260,242.52
  4. Step 4: Simplify right side
    367,113.92x = 131,880,827,340.78
  5. Step 5: Solve for x
    x = 131,880,827,340.78/367,113.92
  6. Step 6: Final answer
    x = 359,236.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.