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Finding the Fourth Proportional to 367,197.32, 506,446.62 and 265,603.88

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Solution

The fourth proportional to 367,197.32, 506,446.62 and 265,603.88 is: 366,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,197.32 : 506,446.62 = 265,603.88 : x
  2. Step 2: Convert to fraction form
    367,197.32/506,446.62 = 265,603.88/x
  3. Step 3: Cross multiply
    367,197.32x = 506,446.62 × 265,603.88
  4. Step 4: Simplify right side
    367,197.32x = 134,514,187,284.89
  5. Step 5: Solve for x
    x = 134,514,187,284.89/367,197.32
  6. Step 6: Final answer
    x = 366,326.71

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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.