Home / 442,795.52-664,144.07-158,474.59

Finding the Fourth Proportional to 442,795.52, 664,144.07 and 158,474.59

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Solution

The fourth proportional to 442,795.52, 664,144.07 and 158,474.59 is: 237,694.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,795.52 : 664,144.07 = 158,474.59 : x
  2. Step 2: Convert to fraction form
    442,795.52/664,144.07 = 158,474.59/x
  3. Step 3: Cross multiply
    442,795.52x = 664,144.07 × 158,474.59
  4. Step 4: Simplify right side
    442,795.52x = 105,249,959,194.18
  5. Step 5: Solve for x
    x = 105,249,959,194.18/442,795.52
  6. Step 6: Final answer
    x = 237,694.27

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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.