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Finding the Fourth Proportional to 454,088.80, 681,133.20 and 244,136.80

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Solution

The fourth proportional to 454,088.80, 681,133.20 and 244,136.80 is: 366,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,088.80 : 681,133.20 = 244,136.80 : x
  2. Step 2: Convert to fraction form
    454,088.80/681,133.20 = 244,136.80/x
  3. Step 3: Cross multiply
    454,088.80x = 681,133.20 × 244,136.80
  4. Step 4: Simplify right side
    454,088.80x = 166,289,679,821.76
  5. Step 5: Solve for x
    x = 166,289,679,821.76/454,088.80
  6. Step 6: Final answer
    x = 366,205.20

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Similar ratio
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1.5x scale

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.