Home / 577,147.88-865,814.78-177,788.52

Finding the Fourth Proportional to 577,147.88, 865,814.78 and 177,788.52

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Solution

The fourth proportional to 577,147.88, 865,814.78 and 177,788.52 is: 266,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,147.88 : 865,814.78 = 177,788.52 : x
  2. Step 2: Convert to fraction form
    577,147.88/865,814.78 = 177,788.52/x
  3. Step 3: Cross multiply
    577,147.88x = 865,814.78 × 177,788.52
  4. Step 4: Simplify right side
    577,147.88x = 153,931,928,330.33
  5. Step 5: Solve for x
    x = 153,931,928,330.33/577,147.88
  6. Step 6: Final answer
    x = 266,711.42

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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.