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Finding the Fourth Proportional to 469,734.15, 648,230.94 and 254,873.68

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Solution

The fourth proportional to 469,734.15, 648,230.94 and 254,873.68 is: 351,724.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,734.15 : 648,230.94 = 254,873.68 : x
  2. Step 2: Convert to fraction form
    469,734.15/648,230.94 = 254,873.68/x
  3. Step 3: Cross multiply
    469,734.15x = 648,230.94 × 254,873.68
  4. Step 4: Simplify right side
    469,734.15x = 165,217,005,167.66
  5. Step 5: Solve for x
    x = 165,217,005,167.66/469,734.15
  6. Step 6: Final answer
    x = 351,724.49

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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.