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Finding the Fourth Proportional to 304,092.52, 456,203.17 and 90,877.03

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Solution

The fourth proportional to 304,092.52, 456,203.17 and 90,877.03 is: 136,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,092.52 : 456,203.17 = 90,877.03 : x
  2. Step 2: Convert to fraction form
    304,092.52/456,203.17 = 90,877.03/x
  3. Step 3: Cross multiply
    304,092.52x = 456,203.17 × 90,877.03
  4. Step 4: Simplify right side
    304,092.52x = 41,458,388,139.27
  5. Step 5: Solve for x
    x = 41,458,388,139.27/304,092.52
  6. Step 6: Final answer
    x = 136,334.79

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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.