Home / 787,949.04-1,180,029.69-449,966.46

Finding the Fourth Proportional to 787,949.04, 1,180,029.69 and 449,966.46

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Solution

The fourth proportional to 787,949.04, 1,180,029.69 and 449,966.46 is: 673,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,949.04 : 1,180,029.69 = 449,966.46 : x
  2. Step 2: Convert to fraction form
    787,949.04/1,180,029.69 = 449,966.46/x
  3. Step 3: Cross multiply
    787,949.04x = 1,180,029.69 × 449,966.46
  4. Step 4: Simplify right side
    787,949.04x = 530,973,782,304.20
  5. Step 5: Solve for x
    x = 530,973,782,304.20/787,949.04
  6. Step 6: Final answer
    x = 673,868.18

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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.