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Finding the Fourth Proportional to 224,404.74, 336,569.61 and 74,660.85

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Solution

The fourth proportional to 224,404.74, 336,569.61 and 74,660.85 is: 111,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,404.74 : 336,569.61 = 74,660.85 : x
  2. Step 2: Convert to fraction form
    224,404.74/336,569.61 = 74,660.85/x
  3. Step 3: Cross multiply
    224,404.74x = 336,569.61 × 74,660.85
  4. Step 4: Simplify right side
    224,404.74x = 25,128,573,166.77
  5. Step 5: Solve for x
    x = 25,128,573,166.77/224,404.74
  6. Step 6: Final answer
    x = 111,978.80

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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.