Home / 578,813.77-868,253.46-179,511.31

Finding the Fourth Proportional to 578,813.77, 868,253.46 and 179,511.31

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Solution

The fourth proportional to 578,813.77, 868,253.46 and 179,511.31 is: 269,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,813.77 : 868,253.46 = 179,511.31 : x
  2. Step 2: Convert to fraction form
    578,813.77/868,253.46 = 179,511.31/x
  3. Step 3: Cross multiply
    578,813.77x = 868,253.46 × 179,511.31
  4. Step 4: Simplify right side
    578,813.77x = 155,861,316,016.63
  5. Step 5: Solve for x
    x = 155,861,316,016.63/578,813.77
  6. Step 6: Final answer
    x = 269,277.14

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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.