Home / 427,817.54-590,395.20-234,222.02

Finding the Fourth Proportional to 427,817.54, 590,395.20 and 234,222.02

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Solution

The fourth proportional to 427,817.54, 590,395.20 and 234,222.02 is: 323,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,817.54 : 590,395.20 = 234,222.02 : x
  2. Step 2: Convert to fraction form
    427,817.54/590,395.20 = 234,222.02/x
  3. Step 3: Cross multiply
    427,817.54x = 590,395.20 × 234,222.02
  4. Step 4: Simplify right side
    427,817.54x = 138,283,557,818.29
  5. Step 5: Solve for x
    x = 138,283,557,818.29/427,817.54
  6. Step 6: Final answer
    x = 323,230.22

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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.