Home / 546,424.20-819,636.21-147,065.85

Finding the Fourth Proportional to 546,424.20, 819,636.21 and 147,065.85

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Solution

The fourth proportional to 546,424.20, 819,636.21 and 147,065.85 is: 220,598.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,424.20 : 819,636.21 = 147,065.85 : x
  2. Step 2: Convert to fraction form
    546,424.20/819,636.21 = 147,065.85/x
  3. Step 3: Cross multiply
    546,424.20x = 819,636.21 × 147,065.85
  4. Step 4: Simplify right side
    546,424.20x = 120,540,495,914.43
  5. Step 5: Solve for x
    x = 120,540,495,914.43/546,424.20
  6. Step 6: Final answer
    x = 220,598.75

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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.