Home / 325,181.28-487,780.54-88,528.80

Finding the Fourth Proportional to 325,181.28, 487,780.54 and 88,528.80

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Solution

The fourth proportional to 325,181.28, 487,780.54 and 88,528.80 is: 132,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,181.28 : 487,780.54 = 88,528.80 : x
  2. Step 2: Convert to fraction form
    325,181.28/487,780.54 = 88,528.80/x
  3. Step 3: Cross multiply
    325,181.28x = 487,780.54 × 88,528.80
  4. Step 4: Simplify right side
    325,181.28x = 43,182,625,869.55
  5. Step 5: Solve for x
    x = 43,182,625,869.55/325,181.28
  6. Step 6: Final answer
    x = 132,795.55

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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.