Home / 546,147.20-819,220.80-152,163.20

Finding the Fourth Proportional to 546,147.20, 819,220.80 and 152,163.20

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Solution

The fourth proportional to 546,147.20, 819,220.80 and 152,163.20 is: 228,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,147.20 : 819,220.80 = 152,163.20 : x
  2. Step 2: Convert to fraction form
    546,147.20/819,220.80 = 152,163.20/x
  3. Step 3: Cross multiply
    546,147.20x = 819,220.80 × 152,163.20
  4. Step 4: Simplify right side
    546,147.20x = 124,655,258,434.56
  5. Step 5: Solve for x
    x = 124,655,258,434.56/546,147.20
  6. Step 6: Final answer
    x = 228,244.80

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Similar ratio
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1.5x scale

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.