Home / 762,524.37-1,143,594.18-313,369.29

Finding the Fourth Proportional to 762,524.37, 1,143,594.18 and 313,369.29

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Solution

The fourth proportional to 762,524.37, 1,143,594.18 and 313,369.29 is: 469,974.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,524.37 : 1,143,594.18 = 313,369.29 : x
  2. Step 2: Convert to fraction form
    762,524.37/1,143,594.18 = 313,369.29/x
  3. Step 3: Cross multiply
    762,524.37x = 1,143,594.18 × 313,369.29
  4. Step 4: Simplify right side
    762,524.37x = 358,367,296,234.73
  5. Step 5: Solve for x
    x = 358,367,296,234.73/762,524.37
  6. Step 6: Final answer
    x = 469,974.88

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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.