Home / 314,944.84-434,625.24-201,833.20

Finding the Fourth Proportional to 314,944.84, 434,625.24 and 201,833.20

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Solution

The fourth proportional to 314,944.84, 434,625.24 and 201,833.20 is: 278,530.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,944.84 : 434,625.24 = 201,833.20 : x
  2. Step 2: Convert to fraction form
    314,944.84/434,625.24 = 201,833.20/x
  3. Step 3: Cross multiply
    314,944.84x = 434,625.24 × 201,833.20
  4. Step 4: Simplify right side
    314,944.84x = 87,721,802,989.97
  5. Step 5: Solve for x
    x = 87,721,802,989.97/314,944.84
  6. Step 6: Final answer
    x = 278,530.69

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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.