Home / 684,883.10-1,027,324.65-310,906.10

Finding the Fourth Proportional to 684,883.10, 1,027,324.65 and 310,906.10

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Solution

The fourth proportional to 684,883.10, 1,027,324.65 and 310,906.10 is: 466,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,883.10 : 1,027,324.65 = 310,906.10 : x
  2. Step 2: Convert to fraction form
    684,883.10/1,027,324.65 = 310,906.10/x
  3. Step 3: Cross multiply
    684,883.10x = 1,027,324.65 × 310,906.10
  4. Step 4: Simplify right side
    684,883.10x = 319,401,500,365.37
  5. Step 5: Solve for x
    x = 319,401,500,365.37/684,883.10
  6. Step 6: Final answer
    x = 466,359.15

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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.