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Finding the Fourth Proportional to 333,719.71, 500,579.25 and 134,040.13

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Solution

The fourth proportional to 333,719.71, 500,579.25 and 134,040.13 is: 201,060.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,719.71 : 500,579.25 = 134,040.13 : x
  2. Step 2: Convert to fraction form
    333,719.71/500,579.25 = 134,040.13/x
  3. Step 3: Cross multiply
    333,719.71x = 500,579.25 × 134,040.13
  4. Step 4: Simplify right side
    333,719.71x = 67,097,707,745.30
  5. Step 5: Solve for x
    x = 67,097,707,745.30/333,719.71
  6. Step 6: Final answer
    x = 201,060.07

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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.