Home / 694,567.25-1,040,502.81-511,866.25

Finding the Fourth Proportional to 694,567.25, 1,040,502.81 and 511,866.25

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Solution

The fourth proportional to 694,567.25, 1,040,502.81 and 511,866.25 is: 766,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,567.25 : 1,040,502.81 = 511,866.25 : x
  2. Step 2: Convert to fraction form
    694,567.25/1,040,502.81 = 511,866.25/x
  3. Step 3: Cross multiply
    694,567.25x = 1,040,502.81 × 511,866.25
  4. Step 4: Simplify right side
    694,567.25x = 532,598,268,909.83
  5. Step 5: Solve for x
    x = 532,598,268,909.83/694,567.25
  6. Step 6: Final answer
    x = 766,805.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.