Home / 527,149.20-788,880.60-482,912.40

Finding the Fourth Proportional to 527,149.20, 788,880.60 and 482,912.40

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Solution

The fourth proportional to 527,149.20, 788,880.60 and 482,912.40 is: 722,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,149.20 : 788,880.60 = 482,912.40 : x
  2. Step 2: Convert to fraction form
    527,149.20/788,880.60 = 482,912.40/x
  3. Step 3: Cross multiply
    527,149.20x = 788,880.60 × 482,912.40
  4. Step 4: Simplify right side
    527,149.20x = 380,960,223,859.44
  5. Step 5: Solve for x
    x = 380,960,223,859.44/527,149.20
  6. Step 6: Final answer
    x = 722,680.08

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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.