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Finding the Fourth Proportional to 500,998.96, 691,482.96 and 460,648.96

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Solution

The fourth proportional to 500,998.96, 691,482.96 and 460,648.96 is: 635,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,998.96 : 691,482.96 = 460,648.96 : x
  2. Step 2: Convert to fraction form
    500,998.96/691,482.96 = 460,648.96/x
  3. Step 3: Cross multiply
    500,998.96x = 691,482.96 × 460,648.96
  4. Step 4: Simplify right side
    500,998.96x = 318,530,906,381.72
  5. Step 5: Solve for x
    x = 318,530,906,381.72/500,998.96
  6. Step 6: Final answer
    x = 635,791.55

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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.