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Finding the Fourth Proportional to 335,046.60, 502,642.80 and 110,368.80

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Solution

The fourth proportional to 335,046.60, 502,642.80 and 110,368.80 is: 165,577.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,046.60 : 502,642.80 = 110,368.80 : x
  2. Step 2: Convert to fraction form
    335,046.60/502,642.80 = 110,368.80/x
  3. Step 3: Cross multiply
    335,046.60x = 502,642.80 × 110,368.80
  4. Step 4: Simplify right side
    335,046.60x = 55,476,082,664.64
  5. Step 5: Solve for x
    x = 55,476,082,664.64/335,046.60
  6. Step 6: Final answer
    x = 165,577.21

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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.