Home / 923,272.65-1,384,908.98-292,235.85

Finding the Fourth Proportional to 923,272.65, 1,384,908.98 and 292,235.85

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Solution

The fourth proportional to 923,272.65, 1,384,908.98 and 292,235.85 is: 438,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,272.65 : 1,384,908.98 = 292,235.85 : x
  2. Step 2: Convert to fraction form
    923,272.65/1,384,908.98 = 292,235.85/x
  3. Step 3: Cross multiply
    923,272.65x = 1,384,908.98 × 292,235.85
  4. Step 4: Simplify right side
    923,272.65x = 404,720,051,481.75
  5. Step 5: Solve for x
    x = 404,720,051,481.75/923,272.65
  6. Step 6: Final answer
    x = 438,353.78

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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.