Home / 578,487.96-867,814.56-179,164.44

Finding the Fourth Proportional to 578,487.96, 867,814.56 and 179,164.44

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Solution

The fourth proportional to 578,487.96, 867,814.56 and 179,164.44 is: 268,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,487.96 : 867,814.56 = 179,164.44 : x
  2. Step 2: Convert to fraction form
    578,487.96/867,814.56 = 179,164.44/x
  3. Step 3: Cross multiply
    578,487.96x = 867,814.56 × 179,164.44
  4. Step 4: Simplify right side
    578,487.96x = 155,481,509,666.25
  5. Step 5: Solve for x
    x = 155,481,509,666.25/578,487.96
  6. Step 6: Final answer
    x = 268,772.25

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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.