Home / 460,835.24-691,002.72-207,819.69

Finding the Fourth Proportional to 460,835.24, 691,002.72 and 207,819.69

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Solution

The fourth proportional to 460,835.24, 691,002.72 and 207,819.69 is: 311,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,835.24 : 691,002.72 = 207,819.69 : x
  2. Step 2: Convert to fraction form
    460,835.24/691,002.72 = 207,819.69/x
  3. Step 3: Cross multiply
    460,835.24x = 691,002.72 × 207,819.69
  4. Step 4: Simplify right side
    460,835.24x = 143,603,973,306.61
  5. Step 5: Solve for x
    x = 143,603,973,306.61/460,835.24
  6. Step 6: Final answer
    x = 311,616.73

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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.