Home / 1,504,174.80-2,256,020.10-438,967.20

Finding the Fourth Proportional to 1,504,174.80, 2,256,020.10 and 438,967.20

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Solution

The fourth proportional to 1,504,174.80, 2,256,020.10 and 438,967.20 is: 658,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,174.80 : 2,256,020.10 = 438,967.20 : x
  2. Step 2: Convert to fraction form
    1,504,174.80/2,256,020.10 = 438,967.20/x
  3. Step 3: Cross multiply
    1,504,174.80x = 2,256,020.10 × 438,967.20
  4. Step 4: Simplify right side
    1,504,174.80x = 990,318,826,440.72
  5. Step 5: Solve for x
    x = 990,318,826,440.72/1,504,174.80
  6. Step 6: Final answer
    x = 658,380.15

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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.