Home / 327,041.06-490,350.48-156,170.34

Finding the Fourth Proportional to 327,041.06, 490,350.48 and 156,170.34

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Solution

The fourth proportional to 327,041.06, 490,350.48 and 156,170.34 is: 234,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,041.06 : 490,350.48 = 156,170.34 : x
  2. Step 2: Convert to fraction form
    327,041.06/490,350.48 = 156,170.34/x
  3. Step 3: Cross multiply
    327,041.06x = 490,350.48 × 156,170.34
  4. Step 4: Simplify right side
    327,041.06x = 76,578,201,180.76
  5. Step 5: Solve for x
    x = 76,578,201,180.76/327,041.06
  6. Step 6: Final answer
    x = 234,154.70

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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.