Home / 733,621.24-1,012,155.30-443,124.28

Finding the Fourth Proportional to 733,621.24, 1,012,155.30 and 443,124.28

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Solution

The fourth proportional to 733,621.24, 1,012,155.30 and 443,124.28 is: 611,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,621.24 : 1,012,155.30 = 443,124.28 : x
  2. Step 2: Convert to fraction form
    733,621.24/1,012,155.30 = 443,124.28/x
  3. Step 3: Cross multiply
    733,621.24x = 1,012,155.30 × 443,124.28
  4. Step 4: Simplify right side
    733,621.24x = 448,510,588,560.68
  5. Step 5: Solve for x
    x = 448,510,588,560.68/733,621.24
  6. Step 6: Final answer
    x = 611,365.33

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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.