Home / 867,954.20-1,301,931.30-228,256.70

Finding the Fourth Proportional to 867,954.20, 1,301,931.30 and 228,256.70

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Solution

The fourth proportional to 867,954.20, 1,301,931.30 and 228,256.70 is: 342,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,954.20 : 1,301,931.30 = 228,256.70 : x
  2. Step 2: Convert to fraction form
    867,954.20/1,301,931.30 = 228,256.70/x
  3. Step 3: Cross multiply
    867,954.20x = 1,301,931.30 × 228,256.70
  4. Step 4: Simplify right side
    867,954.20x = 297,174,542,164.71
  5. Step 5: Solve for x
    x = 297,174,542,164.71/867,954.20
  6. Step 6: Final answer
    x = 342,385.05

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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.