Home / 650,577.22-976,199.38-313,904.97

Finding the Fourth Proportional to 650,577.22, 976,199.38 and 313,904.97

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Solution

The fourth proportional to 650,577.22, 976,199.38 and 313,904.97 is: 471,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,577.22 : 976,199.38 = 313,904.97 : x
  2. Step 2: Convert to fraction form
    650,577.22/976,199.38 = 313,904.97/x
  3. Step 3: Cross multiply
    650,577.22x = 976,199.38 × 313,904.97
  4. Step 4: Simplify right side
    650,577.22x = 306,433,836,308.16
  5. Step 5: Solve for x
    x = 306,433,836,308.16/650,577.22
  6. Step 6: Final answer
    x = 471,018.39

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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.