Home / 578,558.20-867,837.30-204,532.60

Finding the Fourth Proportional to 578,558.20, 867,837.30 and 204,532.60

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Solution

The fourth proportional to 578,558.20, 867,837.30 and 204,532.60 is: 306,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,558.20 : 867,837.30 = 204,532.60 : x
  2. Step 2: Convert to fraction form
    578,558.20/867,837.30 = 204,532.60/x
  3. Step 3: Cross multiply
    578,558.20x = 867,837.30 × 204,532.60
  4. Step 4: Simplify right side
    578,558.20x = 177,501,019,345.98
  5. Step 5: Solve for x
    x = 177,501,019,345.98/578,558.20
  6. Step 6: Final answer
    x = 306,798.90

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Similar ratio
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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.