Home / 464,944.89-641,645.26-258,214.22

Finding the Fourth Proportional to 464,944.89, 641,645.26 and 258,214.22

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Solution

The fourth proportional to 464,944.89, 641,645.26 and 258,214.22 is: 356,347.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,944.89 : 641,645.26 = 258,214.22 : x
  2. Step 2: Convert to fraction form
    464,944.89/641,645.26 = 258,214.22/x
  3. Step 3: Cross multiply
    464,944.89x = 641,645.26 × 258,214.22
  4. Step 4: Simplify right side
    464,944.89x = 165,681,930,327.60
  5. Step 5: Solve for x
    x = 165,681,930,327.60/464,944.89
  6. Step 6: Final answer
    x = 356,347.46

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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.