Home / 375,610.12-563,296.21-122,832.20

Finding the Fourth Proportional to 375,610.12, 563,296.21 and 122,832.20

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Solution

The fourth proportional to 375,610.12, 563,296.21 and 122,832.20 is: 184,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,610.12 : 563,296.21 = 122,832.20 : x
  2. Step 2: Convert to fraction form
    375,610.12/563,296.21 = 122,832.20/x
  3. Step 3: Cross multiply
    375,610.12x = 563,296.21 × 122,832.20
  4. Step 4: Simplify right side
    375,610.12x = 69,190,912,725.96
  5. Step 5: Solve for x
    x = 69,190,912,725.96/375,610.12
  6. Step 6: Final answer
    x = 184,209.39

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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.