Home / 867,944.20-1,301,916.30-228,246.70

Finding the Fourth Proportional to 867,944.20, 1,301,916.30 and 228,246.70

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Solution

The fourth proportional to 867,944.20, 1,301,916.30 and 228,246.70 is: 342,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,944.20 : 1,301,916.30 = 228,246.70 : x
  2. Step 2: Convert to fraction form
    867,944.20/1,301,916.30 = 228,246.70/x
  3. Step 3: Cross multiply
    867,944.20x = 1,301,916.30 × 228,246.70
  4. Step 4: Simplify right side
    867,944.20x = 297,158,099,151.21
  5. Step 5: Solve for x
    x = 297,158,099,151.21/867,944.20
  6. Step 6: Final answer
    x = 342,370.05

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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.