Home / 416,629.08-574,947.96-225,642.48

Finding the Fourth Proportional to 416,629.08, 574,947.96 and 225,642.48

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Solution

The fourth proportional to 416,629.08, 574,947.96 and 225,642.48 is: 311,386.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,629.08 : 574,947.96 = 225,642.48 : x
  2. Step 2: Convert to fraction form
    416,629.08/574,947.96 = 225,642.48/x
  3. Step 3: Cross multiply
    416,629.08x = 574,947.96 × 225,642.48
  4. Step 4: Simplify right side
    416,629.08x = 129,732,683,565.34
  5. Step 5: Solve for x
    x = 129,732,683,565.34/416,629.08
  6. Step 6: Final answer
    x = 311,386.53

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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.