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Finding the Fourth Proportional to 292,008.11, 437,801.87 and 179,455.82

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Solution

The fourth proportional to 292,008.11, 437,801.87 and 179,455.82 is: 269,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,008.11 : 437,801.87 = 179,455.82 : x
  2. Step 2: Convert to fraction form
    292,008.11/437,801.87 = 179,455.82/x
  3. Step 3: Cross multiply
    292,008.11x = 437,801.87 × 179,455.82
  4. Step 4: Simplify right side
    292,008.11x = 78,566,091,838.01
  5. Step 5: Solve for x
    x = 78,566,091,838.01/292,008.11
  6. Step 6: Final answer
    x = 269,054.49

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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.