Home / 869,725.62-1,304,711.42-270,747.23

Finding the Fourth Proportional to 869,725.62, 1,304,711.42 and 270,747.23

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Solution

The fourth proportional to 869,725.62, 1,304,711.42 and 270,747.23 is: 406,159.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,725.62 : 1,304,711.42 = 270,747.23 : x
  2. Step 2: Convert to fraction form
    869,725.62/1,304,711.42 = 270,747.23/x
  3. Step 3: Cross multiply
    869,725.62x = 1,304,711.42 × 270,747.23
  4. Step 4: Simplify right side
    869,725.62x = 353,246,995,037.07
  5. Step 5: Solve for x
    x = 353,246,995,037.07/869,725.62
  6. Step 6: Final answer
    x = 406,159.12

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1.5x scale

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.