Home / 868,149.60-1,302,414.69-291,752.18

Finding the Fourth Proportional to 868,149.60, 1,302,414.69 and 291,752.18

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Solution

The fourth proportional to 868,149.60, 1,302,414.69 and 291,752.18 is: 437,692.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,149.60 : 1,302,414.69 = 291,752.18 : x
  2. Step 2: Convert to fraction form
    868,149.60/1,302,414.69 = 291,752.18/x
  3. Step 3: Cross multiply
    868,149.60x = 1,302,414.69 × 291,752.18
  4. Step 4: Simplify right side
    868,149.60x = 379,982,324,537.58
  5. Step 5: Solve for x
    x = 379,982,324,537.58/868,149.60
  6. Step 6: Final answer
    x = 437,692.22

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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.