Home / 465,742.08-698,617.56-255,265.20

Finding the Fourth Proportional to 465,742.08, 698,617.56 and 255,265.20

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Solution

The fourth proportional to 465,742.08, 698,617.56 and 255,265.20 is: 382,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,742.08 : 698,617.56 = 255,265.20 : x
  2. Step 2: Convert to fraction form
    465,742.08/698,617.56 = 255,265.20/x
  3. Step 3: Cross multiply
    465,742.08x = 698,617.56 × 255,265.20
  4. Step 4: Simplify right side
    465,742.08x = 178,332,751,176.91
  5. Step 5: Solve for x
    x = 178,332,751,176.91/465,742.08
  6. Step 6: Final answer
    x = 382,900.23

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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.