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Finding the Fourth Proportional to 595,911.76, 822,340.91 and 337,812.66

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Solution

The fourth proportional to 595,911.76, 822,340.91 and 337,812.66 is: 466,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,911.76 : 822,340.91 = 337,812.66 : x
  2. Step 2: Convert to fraction form
    595,911.76/822,340.91 = 337,812.66/x
  3. Step 3: Cross multiply
    595,911.76x = 822,340.91 × 337,812.66
  4. Step 4: Simplify right side
    595,911.76x = 277,797,171,078.45
  5. Step 5: Solve for x
    x = 277,797,171,078.45/595,911.76
  6. Step 6: Final answer
    x = 466,171.66

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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.