Home / 867,953.20-1,301,929.80-228,255.70

Finding the Fourth Proportional to 867,953.20, 1,301,929.80 and 228,255.70

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Solution

The fourth proportional to 867,953.20, 1,301,929.80 and 228,255.70 is: 342,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,953.20 : 1,301,929.80 = 228,255.70 : x
  2. Step 2: Convert to fraction form
    867,953.20/1,301,929.80 = 228,255.70/x
  3. Step 3: Cross multiply
    867,953.20x = 1,301,929.80 × 228,255.70
  4. Step 4: Simplify right side
    867,953.20x = 297,172,897,849.86
  5. Step 5: Solve for x
    x = 297,172,897,849.86/867,953.20
  6. Step 6: Final answer
    x = 342,383.55

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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.