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Finding the Fourth Proportional to 292,377, 403,490.04 and 179,177.88

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Solution

The fourth proportional to 292,377, 403,490.04 and 179,177.88 is: 247,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,377 : 403,490.04 = 179,177.88 : x
  2. Step 2: Convert to fraction form
    292,377/403,490.04 = 179,177.88/x
  3. Step 3: Cross multiply
    292,377x = 403,490.04 × 179,177.88
  4. Step 4: Simplify right side
    292,377x = 72,296,489,968.32
  5. Step 5: Solve for x
    x = 72,296,489,968.32/292,377
  6. Step 6: Final answer
    x = 247,271.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.