Home / 750,851.30-1,126,167.60-218,316.80

Finding the Fourth Proportional to 750,851.30, 1,126,167.60 and 218,316.80

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Solution

The fourth proportional to 750,851.30, 1,126,167.60 and 218,316.80 is: 327,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,851.30 : 1,126,167.60 = 218,316.80 : x
  2. Step 2: Convert to fraction form
    750,851.30/1,126,167.60 = 218,316.80/x
  3. Step 3: Cross multiply
    750,851.30x = 1,126,167.60 × 218,316.80
  4. Step 4: Simplify right side
    750,851.30x = 245,861,306,695.68
  5. Step 5: Solve for x
    x = 245,861,306,695.68/750,851.30
  6. Step 6: Final answer
    x = 327,443.41

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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.