Home / 451,753.20-677,692.26-152,319.42

Finding the Fourth Proportional to 451,753.20, 677,692.26 and 152,319.42

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Solution

The fourth proportional to 451,753.20, 677,692.26 and 152,319.42 is: 228,500.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,753.20 : 677,692.26 = 152,319.42 : x
  2. Step 2: Convert to fraction form
    451,753.20/677,692.26 = 152,319.42/x
  3. Step 3: Cross multiply
    451,753.20x = 677,692.26 × 152,319.42
  4. Step 4: Simplify right side
    451,753.20x = 103,225,691,981.69
  5. Step 5: Solve for x
    x = 103,225,691,981.69/451,753.20
  6. Step 6: Final answer
    x = 228,500.19

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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.