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Finding the Fourth Proportional to 400,432.16, 600,233.52 and 329,566.88

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Solution

The fourth proportional to 400,432.16, 600,233.52 and 329,566.88 is: 494,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,432.16 : 600,233.52 = 329,566.88 : x
  2. Step 2: Convert to fraction form
    400,432.16/600,233.52 = 329,566.88/x
  3. Step 3: Cross multiply
    400,432.16x = 600,233.52 × 329,566.88
  4. Step 4: Simplify right side
    400,432.16x = 197,817,088,457.82
  5. Step 5: Solve for x
    x = 197,817,088,457.82/400,432.16
  6. Step 6: Final answer
    x = 494,008.99

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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.