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Finding the Fourth Proportional to 467,295.83, 644,868.82 and 252,435.90

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Solution

The fourth proportional to 467,295.83, 644,868.82 and 252,435.90 is: 348,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,295.83 : 644,868.82 = 252,435.90 : x
  2. Step 2: Convert to fraction form
    467,295.83/644,868.82 = 252,435.90/x
  3. Step 3: Cross multiply
    467,295.83x = 644,868.82 × 252,435.90
  4. Step 4: Simplify right side
    467,295.83x = 162,788,037,734.29
  5. Step 5: Solve for x
    x = 162,788,037,734.29/467,295.83
  6. Step 6: Final answer
    x = 348,361.85

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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.