Home / 315,546.85-435,457.02-179,591.14

Finding the Fourth Proportional to 315,546.85, 435,457.02 and 179,591.14

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Solution

The fourth proportional to 315,546.85, 435,457.02 and 179,591.14 is: 247,837.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,546.85 : 435,457.02 = 179,591.14 : x
  2. Step 2: Convert to fraction form
    315,546.85/435,457.02 = 179,591.14/x
  3. Step 3: Cross multiply
    315,546.85x = 435,457.02 × 179,591.14
  4. Step 4: Simplify right side
    315,546.85x = 78,204,222,642.80
  5. Step 5: Solve for x
    x = 78,204,222,642.80/315,546.85
  6. Step 6: Final answer
    x = 247,837.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.