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Finding the Fourth Proportional to 350,773.48, 484,066.66 and 199,870.44

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Solution

The fourth proportional to 350,773.48, 484,066.66 and 199,870.44 is: 275,820.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,773.48 : 484,066.66 = 199,870.44 : x
  2. Step 2: Convert to fraction form
    350,773.48/484,066.66 = 199,870.44/x
  3. Step 3: Cross multiply
    350,773.48x = 484,066.66 × 199,870.44
  4. Step 4: Simplify right side
    350,773.48x = 96,750,616,323.53
  5. Step 5: Solve for x
    x = 96,750,616,323.53/350,773.48
  6. Step 6: Final answer
    x = 275,820.78

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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.