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Finding the Fourth Proportional to 467,594.57, 645,280.40 and 252,734.57

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Solution

The fourth proportional to 467,594.57, 645,280.40 and 252,734.57 is: 348,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,594.57 : 645,280.40 = 252,734.57 : x
  2. Step 2: Convert to fraction form
    467,594.57/645,280.40 = 252,734.57/x
  3. Step 3: Cross multiply
    467,594.57x = 645,280.40 × 252,734.57
  4. Step 4: Simplify right side
    467,594.57x = 163,084,664,772.96
  5. Step 5: Solve for x
    x = 163,084,664,772.96/467,594.57
  6. Step 6: Final answer
    x = 348,773.65

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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.