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Finding the Fourth Proportional to 485,801.72, 727,726.67 and 241,908.02

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Solution

The fourth proportional to 485,801.72, 727,726.67 and 241,908.02 is: 362,376.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,801.72 : 727,726.67 = 241,908.02 : x
  2. Step 2: Convert to fraction form
    485,801.72/727,726.67 = 241,908.02/x
  3. Step 3: Cross multiply
    485,801.72x = 727,726.67 × 241,908.02
  4. Step 4: Simplify right side
    485,801.72x = 176,042,914,202.26
  5. Step 5: Solve for x
    x = 176,042,914,202.26/485,801.72
  6. Step 6: Final answer
    x = 362,376.07

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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.