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Finding the Fourth Proportional to 637,255.92, 879,310.26 and 365,273.76

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Solution

The fourth proportional to 637,255.92, 879,310.26 and 365,273.76 is: 504,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,255.92 : 879,310.26 = 365,273.76 : x
  2. Step 2: Convert to fraction form
    637,255.92/879,310.26 = 365,273.76/x
  3. Step 3: Cross multiply
    637,255.92x = 879,310.26 × 365,273.76
  4. Step 4: Simplify right side
    637,255.92x = 321,188,964,876.78
  5. Step 5: Solve for x
    x = 321,188,964,876.78/637,255.92
  6. Step 6: Final answer
    x = 504,018.80

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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.