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Finding the Fourth Proportional to 325,528.92, 488,288.36 and 88,870.92

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Solution

The fourth proportional to 325,528.92, 488,288.36 and 88,870.92 is: 133,305.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,528.92 : 488,288.36 = 88,870.92 : x
  2. Step 2: Convert to fraction form
    325,528.92/488,288.36 = 88,870.92/x
  3. Step 3: Cross multiply
    325,528.92x = 488,288.36 × 88,870.92
  4. Step 4: Simplify right side
    325,528.92x = 43,394,635,778.49
  5. Step 5: Solve for x
    x = 43,394,635,778.49/325,528.92
  6. Step 6: Final answer
    x = 133,305.01

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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.