Home / 637,310.30-955,961.19-258,225.44

Finding the Fourth Proportional to 637,310.30, 955,961.19 and 258,225.44

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Solution

The fourth proportional to 637,310.30, 955,961.19 and 258,225.44 is: 387,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,310.30 : 955,961.19 = 258,225.44 : x
  2. Step 2: Convert to fraction form
    637,310.30/955,961.19 = 258,225.44/x
  3. Step 3: Cross multiply
    637,310.30x = 955,961.19 × 258,225.44
  4. Step 4: Simplify right side
    637,310.30x = 246,853,494,130.87
  5. Step 5: Solve for x
    x = 246,853,494,130.87/637,310.30
  6. Step 6: Final answer
    x = 387,336.43

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1.5x scale

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.