Home / 392,981.95-589,544.20-224,692.03

Finding the Fourth Proportional to 392,981.95, 589,544.20 and 224,692.03

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Solution

The fourth proportional to 392,981.95, 589,544.20 and 224,692.03 is: 337,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,981.95 : 589,544.20 = 224,692.03 : x
  2. Step 2: Convert to fraction form
    392,981.95/589,544.20 = 224,692.03/x
  3. Step 3: Cross multiply
    392,981.95x = 589,544.20 × 224,692.03
  4. Step 4: Simplify right side
    392,981.95x = 132,465,881,879.73
  5. Step 5: Solve for x
    x = 132,465,881,879.73/392,981.95
  6. Step 6: Final answer
    x = 337,078.80

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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.