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Finding the Fourth Proportional to 432,168.54, 596,376.92 and 238,572.08

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Solution

The fourth proportional to 432,168.54, 596,376.92 and 238,572.08 is: 329,220.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,168.54 : 596,376.92 = 238,572.08 : x
  2. Step 2: Convert to fraction form
    432,168.54/596,376.92 = 238,572.08/x
  3. Step 3: Cross multiply
    432,168.54x = 596,376.92 × 238,572.08
  4. Step 4: Simplify right side
    432,168.54x = 142,278,882,268.39
  5. Step 5: Solve for x
    x = 142,278,882,268.39/432,168.54
  6. Step 6: Final answer
    x = 329,220.82

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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.