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Finding the Fourth Proportional to 239,171.84, 358,758.20 and 224,557.21

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Solution

The fourth proportional to 239,171.84, 358,758.20 and 224,557.21 is: 336,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,171.84 : 358,758.20 = 224,557.21 : x
  2. Step 2: Convert to fraction form
    239,171.84/358,758.20 = 224,557.21/x
  3. Step 3: Cross multiply
    239,171.84x = 358,758.20 × 224,557.21
  4. Step 4: Simplify right side
    239,171.84x = 80,561,740,121.12
  5. Step 5: Solve for x
    x = 80,561,740,121.12/239,171.84
  6. Step 6: Final answer
    x = 336,836.23

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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.