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Finding the Fourth Proportional to 444,072.80, 612,820.02 and 240,123.24

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Solution

The fourth proportional to 444,072.80, 612,820.02 and 240,123.24 is: 331,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,072.80 : 612,820.02 = 240,123.24 : x
  2. Step 2: Convert to fraction form
    444,072.80/612,820.02 = 240,123.24/x
  3. Step 3: Cross multiply
    444,072.80x = 612,820.02 × 240,123.24
  4. Step 4: Simplify right side
    444,072.80x = 147,152,328,739.27
  5. Step 5: Solve for x
    x = 147,152,328,739.27/444,072.80
  6. Step 6: Final answer
    x = 331,369.83

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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.