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Finding the Fourth Proportional to 442,481.94, 610,677.54 and 251,524.02

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Solution

The fourth proportional to 442,481.94, 610,677.54 and 251,524.02 is: 347,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,481.94 : 610,677.54 = 251,524.02 : x
  2. Step 2: Convert to fraction form
    442,481.94/610,677.54 = 251,524.02/x
  3. Step 3: Cross multiply
    442,481.94x = 610,677.54 × 251,524.02
  4. Step 4: Simplify right side
    442,481.94x = 153,600,069,784.51
  5. Step 5: Solve for x
    x = 153,600,069,784.51/442,481.94
  6. Step 6: Final answer
    x = 347,132.97

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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.