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Finding the Fourth Proportional to 587,442.33, 810,710.51 and 332,795.61

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Solution

The fourth proportional to 587,442.33, 810,710.51 and 332,795.61 is: 459,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,442.33 : 810,710.51 = 332,795.61 : x
  2. Step 2: Convert to fraction form
    587,442.33/810,710.51 = 332,795.61/x
  3. Step 3: Cross multiply
    587,442.33x = 810,710.51 × 332,795.61
  4. Step 4: Simplify right side
    587,442.33x = 269,800,897,044.88
  5. Step 5: Solve for x
    x = 269,800,897,044.88/587,442.33
  6. Step 6: Final answer
    x = 459,280.65

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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.