Home / 883,234.20-1,324,851.30-830,090.10

Finding the Fourth Proportional to 883,234.20, 1,324,851.30 and 830,090.10

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Solution

The fourth proportional to 883,234.20, 1,324,851.30 and 830,090.10 is: 1,245,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,234.20 : 1,324,851.30 = 830,090.10 : x
  2. Step 2: Convert to fraction form
    883,234.20/1,324,851.30 = 830,090.10/x
  3. Step 3: Cross multiply
    883,234.20x = 1,324,851.30 × 830,090.10
  4. Step 4: Simplify right side
    883,234.20x = 1,099,745,948,102.13
  5. Step 5: Solve for x
    x = 1,099,745,948,102.13/883,234.20
  6. Step 6: Final answer
    x = 1,245,135.15

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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.