Home / 637,310.72-955,961.82-258,225.86

Finding the Fourth Proportional to 637,310.72, 955,961.82 and 258,225.86

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Solution

The fourth proportional to 637,310.72, 955,961.82 and 258,225.86 is: 387,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,310.72 : 955,961.82 = 258,225.86 : x
  2. Step 2: Convert to fraction form
    637,310.72/955,961.82 = 258,225.86/x
  3. Step 3: Cross multiply
    637,310.72x = 955,961.82 × 258,225.86
  4. Step 4: Simplify right side
    637,310.72x = 246,854,060,835.55
  5. Step 5: Solve for x
    x = 246,854,060,835.55/637,310.72
  6. Step 6: Final answer
    x = 387,337.06

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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.