Home / 886,862.30-1,330,293.45-325,823.90

Finding the Fourth Proportional to 886,862.30, 1,330,293.45 and 325,823.90

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Solution

The fourth proportional to 886,862.30, 1,330,293.45 and 325,823.90 is: 488,735.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,862.30 : 1,330,293.45 = 325,823.90 : x
  2. Step 2: Convert to fraction form
    886,862.30/1,330,293.45 = 325,823.90/x
  3. Step 3: Cross multiply
    886,862.30x = 1,330,293.45 × 325,823.90
  4. Step 4: Simplify right side
    886,862.30x = 433,441,400,023.46
  5. Step 5: Solve for x
    x = 433,441,400,023.46/886,862.30
  6. Step 6: Final answer
    x = 488,735.85

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Similar ratio
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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.