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Finding the Fourth Proportional to 360,658.40, 541,036.82 and 150,247.12

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Solution

The fourth proportional to 360,658.40, 541,036.82 and 150,247.12 is: 225,391.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,658.40 : 541,036.82 = 150,247.12 : x
  2. Step 2: Convert to fraction form
    360,658.40/541,036.82 = 150,247.12/x
  3. Step 3: Cross multiply
    360,658.40x = 541,036.82 × 150,247.12
  4. Step 4: Simplify right side
    360,658.40x = 81,289,224,018.96
  5. Step 5: Solve for x
    x = 81,289,224,018.96/360,658.40
  6. Step 6: Final answer
    x = 225,391.18

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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.