Home / 486,748.14-730,142.25-167,119.50

Finding the Fourth Proportional to 486,748.14, 730,142.25 and 167,119.50

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Solution

The fourth proportional to 486,748.14, 730,142.25 and 167,119.50 is: 250,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,748.14 : 730,142.25 = 167,119.50 : x
  2. Step 2: Convert to fraction form
    486,748.14/730,142.25 = 167,119.50/x
  3. Step 3: Cross multiply
    486,748.14x = 730,142.25 × 167,119.50
  4. Step 4: Simplify right side
    486,748.14x = 122,021,007,748.88
  5. Step 5: Solve for x
    x = 122,021,007,748.88/486,748.14
  6. Step 6: Final answer
    x = 250,686.13

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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.