Home / 785,848.79-1,178,781.42-629,073.83

Finding the Fourth Proportional to 785,848.79, 1,178,781.42 and 629,073.83

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Solution

The fourth proportional to 785,848.79, 1,178,781.42 and 629,073.83 is: 943,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,848.79 : 1,178,781.42 = 629,073.83 : x
  2. Step 2: Convert to fraction form
    785,848.79/1,178,781.42 = 629,073.83/x
  3. Step 3: Cross multiply
    785,848.79x = 1,178,781.42 × 629,073.83
  4. Step 4: Simplify right side
    785,848.79x = 741,540,542,612.24
  5. Step 5: Solve for x
    x = 741,540,542,612.24/785,848.79
  6. Step 6: Final answer
    x = 943,617.34

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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.