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Finding the Fourth Proportional to 467,753.84, 645,500.13 and 252,893.84

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Solution

The fourth proportional to 467,753.84, 645,500.13 and 252,893.84 is: 348,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,753.84 : 645,500.13 = 252,893.84 : x
  2. Step 2: Convert to fraction form
    467,753.84/645,500.13 = 252,893.84/x
  3. Step 3: Cross multiply
    467,753.84x = 645,500.13 × 252,893.84
  4. Step 4: Simplify right side
    467,753.84x = 163,243,006,596.20
  5. Step 5: Solve for x
    x = 163,243,006,596.20/467,753.84
  6. Step 6: Final answer
    x = 348,993.41

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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.