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Finding the Fourth Proportional to 450,760.60, 675,158.34 and 225,728.56

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Solution

The fourth proportional to 450,760.60, 675,158.34 and 225,728.56 is: 338,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,760.60 : 675,158.34 = 225,728.56 : x
  2. Step 2: Convert to fraction form
    450,760.60/675,158.34 = 225,728.56/x
  3. Step 3: Cross multiply
    450,760.60x = 675,158.34 × 225,728.56
  4. Step 4: Simplify right side
    450,760.60x = 152,402,519,860.19
  5. Step 5: Solve for x
    x = 152,402,519,860.19/450,760.60
  6. Step 6: Final answer
    x = 338,100.80

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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.