Home / 605,621.10-908,564.65-179,123.60

Finding the Fourth Proportional to 605,621.10, 908,564.65 and 179,123.60

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Solution

The fourth proportional to 605,621.10, 908,564.65 and 179,123.60 is: 268,724.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,621.10 : 908,564.65 = 179,123.60 : x
  2. Step 2: Convert to fraction form
    605,621.10/908,564.65 = 179,123.60/x
  3. Step 3: Cross multiply
    605,621.10x = 908,564.65 × 179,123.60
  4. Step 4: Simplify right side
    605,621.10x = 162,745,372,764.34
  5. Step 5: Solve for x
    x = 162,745,372,764.34/605,621.10
  6. Step 6: Final answer
    x = 268,724.74

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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.