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Finding the Fourth Proportional to 432,276.68, 596,498.84 and 238,671.83

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Solution

The fourth proportional to 432,276.68, 596,498.84 and 238,671.83 is: 329,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,276.68 : 596,498.84 = 238,671.83 : x
  2. Step 2: Convert to fraction form
    432,276.68/596,498.84 = 238,671.83/x
  3. Step 3: Cross multiply
    432,276.68x = 596,498.84 × 238,671.83
  4. Step 4: Simplify right side
    432,276.68x = 142,367,469,735.68
  5. Step 5: Solve for x
    x = 142,367,469,735.68/432,276.68
  6. Step 6: Final answer
    x = 329,343.40

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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.