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Finding the Fourth Proportional to 492,832.01, 739,339.28 and 155,957.47

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Solution

The fourth proportional to 492,832.01, 739,339.28 and 155,957.47 is: 233,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,832.01 : 739,339.28 = 155,957.47 : x
  2. Step 2: Convert to fraction form
    492,832.01/739,339.28 = 155,957.47/x
  3. Step 3: Cross multiply
    492,832.01x = 739,339.28 × 155,957.47
  4. Step 4: Simplify right side
    492,832.01x = 115,305,481,537.13
  5. Step 5: Solve for x
    x = 115,305,481,537.13/492,832.01
  6. Step 6: Final answer
    x = 233,965.08

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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.