Home / 923,279.40-1,384,919.10-292,242.60

Finding the Fourth Proportional to 923,279.40, 1,384,919.10 and 292,242.60

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Solution

The fourth proportional to 923,279.40, 1,384,919.10 and 292,242.60 is: 438,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,279.40 : 1,384,919.10 = 292,242.60 : x
  2. Step 2: Convert to fraction form
    923,279.40/1,384,919.10 = 292,242.60/x
  3. Step 3: Cross multiply
    923,279.40x = 1,384,919.10 × 292,242.60
  4. Step 4: Simplify right side
    923,279.40x = 404,732,358,573.66
  5. Step 5: Solve for x
    x = 404,732,358,573.66/923,279.40
  6. Step 6: Final answer
    x = 438,363.90

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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.