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Finding the Fourth Proportional to 366,967.47, 505,946.28 and 237,677.79

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Solution

The fourth proportional to 366,967.47, 505,946.28 and 237,677.79 is: 327,691.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,967.47 : 505,946.28 = 237,677.79 : x
  2. Step 2: Convert to fraction form
    366,967.47/505,946.28 = 237,677.79/x
  3. Step 3: Cross multiply
    366,967.47x = 505,946.28 × 237,677.79
  4. Step 4: Simplify right side
    366,967.47x = 120,252,193,689.12
  5. Step 5: Solve for x
    x = 120,252,193,689.12/366,967.47
  6. Step 6: Final answer
    x = 327,691.70

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1.5x scale

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.