Home / 575,217.75-862,825.20-170,441.48

Finding the Fourth Proportional to 575,217.75, 862,825.20 and 170,441.48

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Solution

The fourth proportional to 575,217.75, 862,825.20 and 170,441.48 is: 255,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,217.75 : 862,825.20 = 170,441.48 : x
  2. Step 2: Convert to fraction form
    575,217.75/862,825.20 = 170,441.48/x
  3. Step 3: Cross multiply
    575,217.75x = 862,825.20 × 170,441.48
  4. Step 4: Simplify right side
    575,217.75x = 147,061,205,587.20
  5. Step 5: Solve for x
    x = 147,061,205,587.20/575,217.75
  6. Step 6: Final answer
    x = 255,661.80

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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.