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Finding the Fourth Proportional to 335,077.28, 502,609 and 110,451.20

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Solution

The fourth proportional to 335,077.28, 502,609 and 110,451.20 is: 165,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,077.28 : 502,609 = 110,451.20 : x
  2. Step 2: Convert to fraction form
    335,077.28/502,609 = 110,451.20/x
  3. Step 3: Cross multiply
    335,077.28x = 502,609 × 110,451.20
  4. Step 4: Simplify right side
    335,077.28x = 55,513,767,180.80
  5. Step 5: Solve for x
    x = 55,513,767,180.80/335,077.28
  6. Step 6: Final answer
    x = 165,674.52

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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.