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Finding the Fourth Proportional to 246,878.88, 340,363.56 and 185,364.72

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Solution

The fourth proportional to 246,878.88, 340,363.56 and 185,364.72 is: 255,556.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,878.88 : 340,363.56 = 185,364.72 : x
  2. Step 2: Convert to fraction form
    246,878.88/340,363.56 = 185,364.72/x
  3. Step 3: Cross multiply
    246,878.88x = 340,363.56 × 185,364.72
  4. Step 4: Simplify right side
    246,878.88x = 63,091,395,997.60
  5. Step 5: Solve for x
    x = 63,091,395,997.60/246,878.88
  6. Step 6: Final answer
    x = 255,556.07

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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.