Home / 427,860.46-590,424.93-234,231.04

Finding the Fourth Proportional to 427,860.46, 590,424.93 and 234,231.04

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Solution

The fourth proportional to 427,860.46, 590,424.93 and 234,231.04 is: 323,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,860.46 : 590,424.93 = 234,231.04 : x
  2. Step 2: Convert to fraction form
    427,860.46/590,424.93 = 234,231.04/x
  3. Step 3: Cross multiply
    427,860.46x = 590,424.93 × 234,231.04
  4. Step 4: Simplify right side
    427,860.46x = 138,295,845,395.83
  5. Step 5: Solve for x
    x = 138,295,845,395.83/427,860.46
  6. Step 6: Final answer
    x = 323,226.52

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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.