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Finding the Fourth Proportional to 360,063.38, 539,993.00 and 149,440.70

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Solution

The fourth proportional to 360,063.38, 539,993.00 and 149,440.70 is: 224,118.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,063.38 : 539,993.00 = 149,440.70 : x
  2. Step 2: Convert to fraction form
    360,063.38/539,993.00 = 149,440.70/x
  3. Step 3: Cross multiply
    360,063.38x = 539,993.00 × 149,440.70
  4. Step 4: Simplify right side
    360,063.38x = 80,696,928,467.93
  5. Step 5: Solve for x
    x = 80,696,928,467.93/360,063.38
  6. Step 6: Final answer
    x = 224,118.68

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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.