Home / 339,035.21-510,583.07-308,768.04

Finding the Fourth Proportional to 339,035.21, 510,583.07 and 308,768.04

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Solution

The fourth proportional to 339,035.21, 510,583.07 and 308,768.04 is: 465,001.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,035.21 : 510,583.07 = 308,768.04 : x
  2. Step 2: Convert to fraction form
    339,035.21/510,583.07 = 308,768.04/x
  3. Step 3: Cross multiply
    339,035.21x = 510,583.07 × 308,768.04
  4. Step 4: Simplify right side
    339,035.21x = 157,651,734,553.00
  5. Step 5: Solve for x
    x = 157,651,734,553.00/339,035.21
  6. Step 6: Final answer
    x = 465,001.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.