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Finding the Fourth Proportional to 444,587.78, 613,531.07 and 240,638.65

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Solution

The fourth proportional to 444,587.78, 613,531.07 and 240,638.65 is: 332,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,587.78 : 613,531.07 = 240,638.65 : x
  2. Step 2: Convert to fraction form
    444,587.78/613,531.07 = 240,638.65/x
  3. Step 3: Cross multiply
    444,587.78x = 613,531.07 × 240,638.65
  4. Step 4: Simplify right side
    444,587.78x = 147,639,284,147.01
  5. Step 5: Solve for x
    x = 147,639,284,147.01/444,587.78
  6. Step 6: Final answer
    x = 332,081.29

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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.