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Finding the Fourth Proportional to 410,389.62, 566,391.33 and 240,639.54

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Solution

The fourth proportional to 410,389.62, 566,391.33 and 240,639.54 is: 332,114.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,389.62 : 566,391.33 = 240,639.54 : x
  2. Step 2: Convert to fraction form
    410,389.62/566,391.33 = 240,639.54/x
  3. Step 3: Cross multiply
    410,389.62x = 566,391.33 × 240,639.54
  4. Step 4: Simplify right side
    410,389.62x = 136,296,149,111.19
  5. Step 5: Solve for x
    x = 136,296,149,111.19/410,389.62
  6. Step 6: Final answer
    x = 332,114.03

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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.