Home / 605,395.26-834,968.61-375,822.90

Finding the Fourth Proportional to 605,395.26, 834,968.61 and 375,822.90

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Solution

The fourth proportional to 605,395.26, 834,968.61 and 375,822.90 is: 518,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,395.26 : 834,968.61 = 375,822.90 : x
  2. Step 2: Convert to fraction form
    605,395.26/834,968.61 = 375,822.90/x
  3. Step 3: Cross multiply
    605,395.26x = 834,968.61 × 375,822.90
  4. Step 4: Simplify right side
    605,395.26x = 313,800,324,419.17
  5. Step 5: Solve for x
    x = 313,800,324,419.17/605,395.26
  6. Step 6: Final answer
    x = 518,339.58

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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.