Home / 578,834.60-868,335.98-179,507.52

Finding the Fourth Proportional to 578,834.60, 868,335.98 and 179,507.52

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Solution

The fourth proportional to 578,834.60, 868,335.98 and 179,507.52 is: 269,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,834.60 : 868,335.98 = 179,507.52 : x
  2. Step 2: Convert to fraction form
    578,834.60/868,335.98 = 179,507.52/x
  3. Step 3: Cross multiply
    578,834.60x = 868,335.98 × 179,507.52
  4. Step 4: Simplify right side
    578,834.60x = 155,872,837,399.03
  5. Step 5: Solve for x
    x = 155,872,837,399.03/578,834.60
  6. Step 6: Final answer
    x = 269,287.36

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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.