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Finding the Fourth Proportional to 587,181.76, 810,283.71 and 332,534.78

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Solution

The fourth proportional to 587,181.76, 810,283.71 and 332,534.78 is: 458,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,181.76 : 810,283.71 = 332,534.78 : x
  2. Step 2: Convert to fraction form
    587,181.76/810,283.71 = 332,534.78/x
  3. Step 3: Cross multiply
    587,181.76x = 810,283.71 × 332,534.78
  4. Step 4: Simplify right side
    587,181.76x = 269,447,515,242.43
  5. Step 5: Solve for x
    x = 269,447,515,242.43/587,181.76
  6. Step 6: Final answer
    x = 458,882.64

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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.