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Finding the Fourth Proportional to 334,551.10, 501,720.92 and 109,874.51

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Solution

The fourth proportional to 334,551.10, 501,720.92 and 109,874.51 is: 164,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,551.10 : 501,720.92 = 109,874.51 : x
  2. Step 2: Convert to fraction form
    334,551.10/501,720.92 = 109,874.51/x
  3. Step 3: Cross multiply
    334,551.10x = 501,720.92 × 109,874.51
  4. Step 4: Simplify right side
    334,551.10x = 55,126,339,692.38
  5. Step 5: Solve for x
    x = 55,126,339,692.38/334,551.10
  6. Step 6: Final answer
    x = 164,777.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.