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Finding the Fourth Proportional to 442,675.73, 610,892.58 and 251,700.82

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Solution

The fourth proportional to 442,675.73, 610,892.58 and 251,700.82 is: 347,347.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,675.73 : 610,892.58 = 251,700.82 : x
  2. Step 2: Convert to fraction form
    442,675.73/610,892.58 = 251,700.82/x
  3. Step 3: Cross multiply
    442,675.73x = 610,892.58 × 251,700.82
  4. Step 4: Simplify right side
    442,675.73x = 153,762,162,734.56
  5. Step 5: Solve for x
    x = 153,762,162,734.56/442,675.73
  6. Step 6: Final answer
    x = 347,347.17

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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.