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Finding the Fourth Proportional to 467,953.60, 645,773.92 and 253,093.92

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Solution

The fourth proportional to 467,953.60, 645,773.92 and 253,093.92 is: 349,268.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,953.60 : 645,773.92 = 253,093.92 : x
  2. Step 2: Convert to fraction form
    467,953.60/645,773.92 = 253,093.92/x
  3. Step 3: Cross multiply
    467,953.60x = 645,773.92 × 253,093.92
  4. Step 4: Simplify right side
    467,953.60x = 163,441,452,846.57
  5. Step 5: Solve for x
    x = 163,441,452,846.57/467,953.60
  6. Step 6: Final answer
    x = 349,268.50

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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.