Home / 752,006.68-1,037,764.94-407,839.18

Finding the Fourth Proportional to 752,006.68, 1,037,764.94 and 407,839.18

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Solution

The fourth proportional to 752,006.68, 1,037,764.94 and 407,839.18 is: 562,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,006.68 : 1,037,764.94 = 407,839.18 : x
  2. Step 2: Convert to fraction form
    752,006.68/1,037,764.94 = 407,839.18/x
  3. Step 3: Cross multiply
    752,006.68x = 1,037,764.94 × 407,839.18
  4. Step 4: Simplify right side
    752,006.68x = 423,241,202,162.35
  5. Step 5: Solve for x
    x = 423,241,202,162.35/752,006.68
  6. Step 6: Final answer
    x = 562,815.75

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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.