Home / 608,742.20-913,113.30-276,318.20

Finding the Fourth Proportional to 608,742.20, 913,113.30 and 276,318.20

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Solution

The fourth proportional to 608,742.20, 913,113.30 and 276,318.20 is: 414,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,742.20 : 913,113.30 = 276,318.20 : x
  2. Step 2: Convert to fraction form
    608,742.20/913,113.30 = 276,318.20/x
  3. Step 3: Cross multiply
    608,742.20x = 913,113.30 × 276,318.20
  4. Step 4: Simplify right side
    608,742.20x = 252,309,823,452.06
  5. Step 5: Solve for x
    x = 252,309,823,452.06/608,742.20
  6. Step 6: Final answer
    x = 414,477.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.