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Finding the Fourth Proportional to 587,176.80, 810,276.90 and 332,529.84

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Solution

The fourth proportional to 587,176.80, 810,276.90 and 332,529.84 is: 458,875.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,176.80 : 810,276.90 = 332,529.84 : x
  2. Step 2: Convert to fraction form
    587,176.80/810,276.90 = 332,529.84/x
  3. Step 3: Cross multiply
    587,176.80x = 810,276.90 × 332,529.84
  4. Step 4: Simplify right side
    587,176.80x = 269,441,247,912.70
  5. Step 5: Solve for x
    x = 269,441,247,912.70/587,176.80
  6. Step 6: Final answer
    x = 458,875.84

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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.