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Finding the Fourth Proportional to 467,558.32, 645,233.44 and 252,697.92

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Solution

The fourth proportional to 467,558.32, 645,233.44 and 252,697.92 is: 348,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,558.32 : 645,233.44 = 252,697.92 : x
  2. Step 2: Convert to fraction form
    467,558.32/645,233.44 = 252,697.92/x
  3. Step 3: Cross multiply
    467,558.32x = 645,233.44 × 252,697.92
  4. Step 4: Simplify right side
    467,558.32x = 163,049,148,202.45
  5. Step 5: Solve for x
    x = 163,049,148,202.45/467,558.32
  6. Step 6: Final answer
    x = 348,724.73

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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.