Home / 465,729.28-698,610.32-181,441.12

Finding the Fourth Proportional to 465,729.28, 698,610.32 and 181,441.12

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Solution

The fourth proportional to 465,729.28, 698,610.32 and 181,441.12 is: 272,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,729.28 : 698,610.32 = 181,441.12 : x
  2. Step 2: Convert to fraction form
    465,729.28/698,610.32 = 181,441.12/x
  3. Step 3: Cross multiply
    465,729.28x = 698,610.32 × 181,441.12
  4. Step 4: Simplify right side
    465,729.28x = 126,756,638,904.36
  5. Step 5: Solve for x
    x = 126,756,638,904.36/465,729.28
  6. Step 6: Final answer
    x = 272,168.07

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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.