Home / 339,208.56-507,845.16-269,190

Finding the Fourth Proportional to 339,208.56, 507,845.16 and 269,190

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Solution

The fourth proportional to 339,208.56, 507,845.16 and 269,190 is: 403,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,208.56 : 507,845.16 = 269,190 : x
  2. Step 2: Convert to fraction form
    339,208.56/507,845.16 = 269,190/x
  3. Step 3: Cross multiply
    339,208.56x = 507,845.16 × 269,190
  4. Step 4: Simplify right side
    339,208.56x = 136,706,838,620.40
  5. Step 5: Solve for x
    x = 136,706,838,620.40/339,208.56
  6. Step 6: Final answer
    x = 403,017.07

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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.