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Finding the Fourth Proportional to 224,356.84, 336,462.40 and 74,556.88

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Solution

The fourth proportional to 224,356.84, 336,462.40 and 74,556.88 is: 111,811.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,356.84 : 336,462.40 = 74,556.88 : x
  2. Step 2: Convert to fraction form
    224,356.84/336,462.40 = 74,556.88/x
  3. Step 3: Cross multiply
    224,356.84x = 336,462.40 × 74,556.88
  4. Step 4: Simplify right side
    224,356.84x = 25,085,586,781.31
  5. Step 5: Solve for x
    x = 25,085,586,781.31/224,356.84
  6. Step 6: Final answer
    x = 111,811.11

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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.