Home / 767,870.97-1,152,027.89-235,470.42

Finding the Fourth Proportional to 767,870.97, 1,152,027.89 and 235,470.42

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Solution

The fourth proportional to 767,870.97, 1,152,027.89 and 235,470.42 is: 353,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,870.97 : 1,152,027.89 = 235,470.42 : x
  2. Step 2: Convert to fraction form
    767,870.97/1,152,027.89 = 235,470.42/x
  3. Step 3: Cross multiply
    767,870.97x = 1,152,027.89 × 235,470.42
  4. Step 4: Simplify right side
    767,870.97x = 271,268,489,932.66
  5. Step 5: Solve for x
    x = 271,268,489,932.66/767,870.97
  6. Step 6: Final answer
    x = 353,273.53

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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.