Home / 890,981.22-1,229,553.42-483,096.60

Finding the Fourth Proportional to 890,981.22, 1,229,553.42 and 483,096.60

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Solution

The fourth proportional to 890,981.22, 1,229,553.42 and 483,096.60 is: 666,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,981.22 : 1,229,553.42 = 483,096.60 : x
  2. Step 2: Convert to fraction form
    890,981.22/1,229,553.42 = 483,096.60/x
  3. Step 3: Cross multiply
    890,981.22x = 1,229,553.42 × 483,096.60
  4. Step 4: Simplify right side
    890,981.22x = 593,993,076,720.37
  5. Step 5: Solve for x
    x = 593,993,076,720.37/890,981.22
  6. Step 6: Final answer
    x = 666,672.95

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.