Home / 733,687.29-1,012,467.42-447,102.81

Finding the Fourth Proportional to 733,687.29, 1,012,467.42 and 447,102.81

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Solution

The fourth proportional to 733,687.29, 1,012,467.42 and 447,102.81 is: 616,989.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,687.29 : 1,012,467.42 = 447,102.81 : x
  2. Step 2: Convert to fraction form
    733,687.29/1,012,467.42 = 447,102.81/x
  3. Step 3: Cross multiply
    733,687.29x = 1,012,467.42 × 447,102.81
  4. Step 4: Simplify right side
    733,687.29x = 452,677,028,515.45
  5. Step 5: Solve for x
    x = 452,677,028,515.45/733,687.29
  6. Step 6: Final answer
    x = 616,989.06

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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.