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Finding the Fourth Proportional to 224,307.38, 336,494.78 and 72,453.76

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Solution

The fourth proportional to 224,307.38, 336,494.78 and 72,453.76 is: 108,691.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,307.38 : 336,494.78 = 72,453.76 : x
  2. Step 2: Convert to fraction form
    224,307.38/336,494.78 = 72,453.76/x
  3. Step 3: Cross multiply
    224,307.38x = 336,494.78 × 72,453.76
  4. Step 4: Simplify right side
    224,307.38x = 24,380,312,031.37
  5. Step 5: Solve for x
    x = 24,380,312,031.37/224,307.38
  6. Step 6: Final answer
    x = 108,691.53

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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.