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Finding the Fourth Proportional to 587,400.48, 810,743.04 and 332,892

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Solution

The fourth proportional to 587,400.48, 810,743.04 and 332,892 is: 459,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,400.48 : 810,743.04 = 332,892 : x
  2. Step 2: Convert to fraction form
    587,400.48/810,743.04 = 332,892/x
  3. Step 3: Cross multiply
    587,400.48x = 810,743.04 × 332,892
  4. Step 4: Simplify right side
    587,400.48x = 269,889,872,071.68
  5. Step 5: Solve for x
    x = 269,889,872,071.68/587,400.48
  6. Step 6: Final answer
    x = 459,464.85

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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.