Home / 464,945.14-641,459.28-303,893.16

Finding the Fourth Proportional to 464,945.14, 641,459.28 and 303,893.16

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Solution

The fourth proportional to 464,945.14, 641,459.28 and 303,893.16 is: 419,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,945.14 : 641,459.28 = 303,893.16 : x
  2. Step 2: Convert to fraction form
    464,945.14/641,459.28 = 303,893.16/x
  3. Step 3: Cross multiply
    464,945.14x = 641,459.28 × 303,893.16
  4. Step 4: Simplify right side
    464,945.14x = 194,935,087,610.53
  5. Step 5: Solve for x
    x = 194,935,087,610.53/464,945.14
  6. Step 6: Final answer
    x = 419,264.71

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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.