Home / 530,815.42-733,012.11-337,286.88

Finding the Fourth Proportional to 530,815.42, 733,012.11 and 337,286.88

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Solution

The fourth proportional to 530,815.42, 733,012.11 and 337,286.88 is: 465,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,815.42 : 733,012.11 = 337,286.88 : x
  2. Step 2: Convert to fraction form
    530,815.42/733,012.11 = 337,286.88/x
  3. Step 3: Cross multiply
    530,815.42x = 733,012.11 × 337,286.88
  4. Step 4: Simplify right side
    530,815.42x = 247,235,367,584.12
  5. Step 5: Solve for x
    x = 247,235,367,584.12/530,815.42
  6. Step 6: Final answer
    x = 465,765.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.