Home / 959,008.20-1,438,512.30-327,865.80

Finding the Fourth Proportional to 959,008.20, 1,438,512.30 and 327,865.80

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Solution

The fourth proportional to 959,008.20, 1,438,512.30 and 327,865.80 is: 491,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,008.20 : 1,438,512.30 = 327,865.80 : x
  2. Step 2: Convert to fraction form
    959,008.20/1,438,512.30 = 327,865.80/x
  3. Step 3: Cross multiply
    959,008.20x = 1,438,512.30 × 327,865.80
  4. Step 4: Simplify right side
    959,008.20x = 471,638,986,049.34
  5. Step 5: Solve for x
    x = 471,638,986,049.34/959,008.20
  6. Step 6: Final answer
    x = 491,798.70

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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.