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Finding the Fourth Proportional to 454,276.73, 626,929.67 and 250,327.68

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Solution

The fourth proportional to 454,276.73, 626,929.67 and 250,327.68 is: 345,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,276.73 : 626,929.67 = 250,327.68 : x
  2. Step 2: Convert to fraction form
    454,276.73/626,929.67 = 250,327.68/x
  3. Step 3: Cross multiply
    454,276.73x = 626,929.67 × 250,327.68
  4. Step 4: Simplify right side
    454,276.73x = 156,937,848,562.63
  5. Step 5: Solve for x
    x = 156,937,848,562.63/454,276.73
  6. Step 6: Final answer
    x = 345,467.51

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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.