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Finding the Fourth Proportional to 471,495.20, 650,882.64 and 277,841.96

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Solution

The fourth proportional to 471,495.20, 650,882.64 and 277,841.96 is: 383,551.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,495.20 : 650,882.64 = 277,841.96 : x
  2. Step 2: Convert to fraction form
    471,495.20/650,882.64 = 277,841.96/x
  3. Step 3: Cross multiply
    471,495.20x = 650,882.64 × 277,841.96
  4. Step 4: Simplify right side
    471,495.20x = 180,842,508,427.57
  5. Step 5: Solve for x
    x = 180,842,508,427.57/471,495.20
  6. Step 6: Final answer
    x = 383,551.11

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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.