Home / 923,231.20-1,384,976.40-292,079.20

Finding the Fourth Proportional to 923,231.20, 1,384,976.40 and 292,079.20

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Solution

The fourth proportional to 923,231.20, 1,384,976.40 and 292,079.20 is: 438,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,231.20 : 1,384,976.40 = 292,079.20 : x
  2. Step 2: Convert to fraction form
    923,231.20/1,384,976.40 = 292,079.20/x
  3. Step 3: Cross multiply
    923,231.20x = 1,384,976.40 × 292,079.20
  4. Step 4: Simplify right side
    923,231.20x = 404,522,798,930.88
  5. Step 5: Solve for x
    x = 404,522,798,930.88/923,231.20
  6. Step 6: Final answer
    x = 438,159.80

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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.