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Finding the Fourth Proportional to 295,652.32, 408,000.06 and 159,686.20

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Solution

The fourth proportional to 295,652.32, 408,000.06 and 159,686.20 is: 220,366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,652.32 : 408,000.06 = 159,686.20 : x
  2. Step 2: Convert to fraction form
    295,652.32/408,000.06 = 159,686.20/x
  3. Step 3: Cross multiply
    295,652.32x = 408,000.06 × 159,686.20
  4. Step 4: Simplify right side
    295,652.32x = 65,151,979,181.17
  5. Step 5: Solve for x
    x = 65,151,979,181.17/295,652.32
  6. Step 6: Final answer
    x = 220,366.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.