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Finding the Fourth Proportional to 380,893.97, 570,848.87 and 181,275.55

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Solution

The fourth proportional to 380,893.97, 570,848.87 and 181,275.55 is: 271,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,893.97 : 570,848.87 = 181,275.55 : x
  2. Step 2: Convert to fraction form
    380,893.97/570,848.87 = 181,275.55/x
  3. Step 3: Cross multiply
    380,893.97x = 570,848.87 × 181,275.55
  4. Step 4: Simplify right side
    380,893.97x = 103,480,941,902.20
  5. Step 5: Solve for x
    x = 103,480,941,902.20/380,893.97
  6. Step 6: Final answer
    x = 271,679.13

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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.