Home / 928,224.09-1,392,337.22-254,311.25

Finding the Fourth Proportional to 928,224.09, 1,392,337.22 and 254,311.25

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Solution

The fourth proportional to 928,224.09, 1,392,337.22 and 254,311.25 is: 381,467.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,224.09 : 1,392,337.22 = 254,311.25 : x
  2. Step 2: Convert to fraction form
    928,224.09/1,392,337.22 = 254,311.25/x
  3. Step 3: Cross multiply
    928,224.09x = 1,392,337.22 × 254,311.25
  4. Step 4: Simplify right side
    928,224.09x = 354,087,010,606.48
  5. Step 5: Solve for x
    x = 354,087,010,606.48/928,224.09
  6. Step 6: Final answer
    x = 381,467.16

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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.