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Finding the Fourth Proportional to 637,249.86, 955,874.80 and 237,921.77

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Solution

The fourth proportional to 637,249.86, 955,874.80 and 237,921.77 is: 356,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,249.86 : 955,874.80 = 237,921.77 : x
  2. Step 2: Convert to fraction form
    637,249.86/955,874.80 = 237,921.77/x
  3. Step 3: Cross multiply
    637,249.86x = 955,874.80 × 237,921.77
  4. Step 4: Simplify right side
    637,249.86x = 227,423,421,546.94
  5. Step 5: Solve for x
    x = 227,423,421,546.94/637,249.86
  6. Step 6: Final answer
    x = 356,882.66

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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.