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Finding the Fourth Proportional to 224,458.86, 336,575.70 and 74,646.39

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Solution

The fourth proportional to 224,458.86, 336,575.70 and 74,646.39 is: 111,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,458.86 : 336,575.70 = 74,646.39 : x
  2. Step 2: Convert to fraction form
    224,458.86/336,575.70 = 74,646.39/x
  3. Step 3: Cross multiply
    224,458.86x = 336,575.70 × 74,646.39
  4. Step 4: Simplify right side
    224,458.86x = 25,124,160,966.72
  5. Step 5: Solve for x
    x = 25,124,160,966.72/224,458.86
  6. Step 6: Final answer
    x = 111,932.14

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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.