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Finding the Fourth Proportional to 354,924.10, 532,386.15 and 329,263.30

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Solution

The fourth proportional to 354,924.10, 532,386.15 and 329,263.30 is: 493,894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,924.10 : 532,386.15 = 329,263.30 : x
  2. Step 2: Convert to fraction form
    354,924.10/532,386.15 = 329,263.30/x
  3. Step 3: Cross multiply
    354,924.10x = 532,386.15 × 329,263.30
  4. Step 4: Simplify right side
    354,924.10x = 175,295,220,623.30
  5. Step 5: Solve for x
    x = 175,295,220,623.30/354,924.10
  6. Step 6: Final answer
    x = 493,894.95

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Similar ratio
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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.