Home / 304,655.31-457,076.39-136,317.33

Finding the Fourth Proportional to 304,655.31, 457,076.39 and 136,317.33

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Solution

The fourth proportional to 304,655.31, 457,076.39 and 136,317.33 is: 204,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,655.31 : 457,076.39 = 136,317.33 : x
  2. Step 2: Convert to fraction form
    304,655.31/457,076.39 = 136,317.33/x
  3. Step 3: Cross multiply
    304,655.31x = 457,076.39 × 136,317.33
  4. Step 4: Simplify right side
    304,655.31x = 62,307,432,409.25
  5. Step 5: Solve for x
    x = 62,307,432,409.25/304,655.31
  6. Step 6: Final answer
    x = 204,517.80

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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.