Home / 765,759.26-1,148,551.81-204,837.50

Finding the Fourth Proportional to 765,759.26, 1,148,551.81 and 204,837.50

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Solution

The fourth proportional to 765,759.26, 1,148,551.81 and 204,837.50 is: 307,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,759.26 : 1,148,551.81 = 204,837.50 : x
  2. Step 2: Convert to fraction form
    765,759.26/1,148,551.81 = 204,837.50/x
  3. Step 3: Cross multiply
    765,759.26x = 1,148,551.81 × 204,837.50
  4. Step 4: Simplify right side
    765,759.26x = 235,266,481,380.88
  5. Step 5: Solve for x
    x = 235,266,481,380.88/765,759.26
  6. Step 6: Final answer
    x = 307,232.96

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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.