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Finding the Fourth Proportional to 587,171.82, 810,270 and 332,524.83

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Solution

The fourth proportional to 587,171.82, 810,270 and 332,524.83 is: 458,868.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,171.82 : 810,270 = 332,524.83 : x
  2. Step 2: Convert to fraction form
    587,171.82/810,270 = 332,524.83/x
  3. Step 3: Cross multiply
    587,171.82x = 810,270 × 332,524.83
  4. Step 4: Simplify right side
    587,171.82x = 269,434,894,004.10
  5. Step 5: Solve for x
    x = 269,434,894,004.10/587,171.82
  6. Step 6: Final answer
    x = 458,868.91

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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.