Home / 578,802.65-868,236.77-179,500.19

Finding the Fourth Proportional to 578,802.65, 868,236.77 and 179,500.19

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Solution

The fourth proportional to 578,802.65, 868,236.77 and 179,500.19 is: 269,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,802.65 : 868,236.77 = 179,500.19 : x
  2. Step 2: Convert to fraction form
    578,802.65/868,236.77 = 179,500.19/x
  3. Step 3: Cross multiply
    578,802.65x = 868,236.77 × 179,500.19
  4. Step 4: Simplify right side
    578,802.65x = 155,848,661,287.55
  5. Step 5: Solve for x
    x = 155,848,661,287.55/578,802.65
  6. Step 6: Final answer
    x = 269,260.45

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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.