Home / 729,089.70-1,093,634.55-551,942.70

Finding the Fourth Proportional to 729,089.70, 1,093,634.55 and 551,942.70

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Solution

The fourth proportional to 729,089.70, 1,093,634.55 and 551,942.70 is: 827,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,089.70 : 1,093,634.55 = 551,942.70 : x
  2. Step 2: Convert to fraction form
    729,089.70/1,093,634.55 = 551,942.70/x
  3. Step 3: Cross multiply
    729,089.70x = 1,093,634.55 × 551,942.70
  4. Step 4: Simplify right side
    729,089.70x = 603,623,606,340.29
  5. Step 5: Solve for x
    x = 603,623,606,340.29/729,089.70
  6. Step 6: Final answer
    x = 827,914.05

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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.