Home / 766,795.96-1,058,418.11-494,864.38

Finding the Fourth Proportional to 766,795.96, 1,058,418.11 and 494,864.38

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Solution

The fourth proportional to 766,795.96, 1,058,418.11 and 494,864.38 is: 683,067.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,795.96 : 1,058,418.11 = 494,864.38 : x
  2. Step 2: Convert to fraction form
    766,795.96/1,058,418.11 = 494,864.38/x
  3. Step 3: Cross multiply
    766,795.96x = 1,058,418.11 × 494,864.38
  4. Step 4: Simplify right side
    766,795.96x = 523,773,414,019.51
  5. Step 5: Solve for x
    x = 523,773,414,019.51/766,795.96
  6. Step 6: Final answer
    x = 683,067.52

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Double scale
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1.5x scale

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.