Home / 563,241.78-845,170.11-238,979.88

Finding the Fourth Proportional to 563,241.78, 845,170.11 and 238,979.88

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Solution

The fourth proportional to 563,241.78, 845,170.11 and 238,979.88 is: 358,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,241.78 : 845,170.11 = 238,979.88 : x
  2. Step 2: Convert to fraction form
    563,241.78/845,170.11 = 238,979.88/x
  3. Step 3: Cross multiply
    563,241.78x = 845,170.11 × 238,979.88
  4. Step 4: Simplify right side
    563,241.78x = 201,978,651,467.39
  5. Step 5: Solve for x
    x = 201,978,651,467.39/563,241.78
  6. Step 6: Final answer
    x = 358,600.26

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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.