Home / 765,706.25-1,148,725.43-233,213.33

Finding the Fourth Proportional to 765,706.25, 1,148,725.43 and 233,213.33

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Solution

The fourth proportional to 765,706.25, 1,148,725.43 and 233,213.33 is: 349,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,706.25 : 1,148,725.43 = 233,213.33 : x
  2. Step 2: Convert to fraction form
    765,706.25/1,148,725.43 = 233,213.33/x
  3. Step 3: Cross multiply
    765,706.25x = 1,148,725.43 × 233,213.33
  4. Step 4: Simplify right side
    765,706.25x = 267,898,075,876.29
  5. Step 5: Solve for x
    x = 267,898,075,876.29/765,706.25
  6. Step 6: Final answer
    x = 349,870.56

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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.