Home / 484,110.80-726,166.20-372,136.40

Finding the Fourth Proportional to 484,110.80, 726,166.20 and 372,136.40

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Solution

The fourth proportional to 484,110.80, 726,166.20 and 372,136.40 is: 558,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,110.80 : 726,166.20 = 372,136.40 : x
  2. Step 2: Convert to fraction form
    484,110.80/726,166.20 = 372,136.40/x
  3. Step 3: Cross multiply
    484,110.80x = 726,166.20 × 372,136.40
  4. Step 4: Simplify right side
    484,110.80x = 270,232,875,469.68
  5. Step 5: Solve for x
    x = 270,232,875,469.68/484,110.80
  6. Step 6: Final answer
    x = 558,204.60

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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.