Home / 318,110.04-477,165.15-149,506.56

Finding the Fourth Proportional to 318,110.04, 477,165.15 and 149,506.56

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Solution

The fourth proportional to 318,110.04, 477,165.15 and 149,506.56 is: 224,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,110.04 : 477,165.15 = 149,506.56 : x
  2. Step 2: Convert to fraction form
    318,110.04/477,165.15 = 149,506.56/x
  3. Step 3: Cross multiply
    318,110.04x = 477,165.15 × 149,506.56
  4. Step 4: Simplify right side
    318,110.04x = 71,339,320,128.38
  5. Step 5: Solve for x
    x = 71,339,320,128.38/318,110.04
  6. Step 6: Final answer
    x = 224,259.88

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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.