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Finding the Fourth Proportional to 355,372.68, 532,863.78 and 175,061.35

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Solution

The fourth proportional to 355,372.68, 532,863.78 and 175,061.35 is: 262,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,372.68 : 532,863.78 = 175,061.35 : x
  2. Step 2: Convert to fraction form
    355,372.68/532,863.78 = 175,061.35/x
  3. Step 3: Cross multiply
    355,372.68x = 532,863.78 × 175,061.35
  4. Step 4: Simplify right side
    355,372.68x = 93,283,852,692.90
  5. Step 5: Solve for x
    x = 93,283,852,692.90/355,372.68
  6. Step 6: Final answer
    x = 262,495.85

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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.