Home / 439,776.54-659,861.64-252,788.04

Finding the Fourth Proportional to 439,776.54, 659,861.64 and 252,788.04

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Solution

The fourth proportional to 439,776.54, 659,861.64 and 252,788.04 is: 379,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,776.54 : 659,861.64 = 252,788.04 : x
  2. Step 2: Convert to fraction form
    439,776.54/659,861.64 = 252,788.04/x
  3. Step 3: Cross multiply
    439,776.54x = 659,861.64 × 252,788.04
  4. Step 4: Simplify right side
    439,776.54x = 166,805,130,646.79
  5. Step 5: Solve for x
    x = 166,805,130,646.79/439,776.54
  6. Step 6: Final answer
    x = 379,295.20

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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.