Home / 724,476.04-1,086,679-275,161.84

Finding the Fourth Proportional to 724,476.04, 1,086,679 and 275,161.84

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Solution

The fourth proportional to 724,476.04, 1,086,679 and 275,161.84 is: 412,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,476.04 : 1,086,679 = 275,161.84 : x
  2. Step 2: Convert to fraction form
    724,476.04/1,086,679 = 275,161.84/x
  3. Step 3: Cross multiply
    724,476.04x = 1,086,679 × 275,161.84
  4. Step 4: Simplify right side
    724,476.04x = 299,012,593,129.36
  5. Step 5: Solve for x
    x = 299,012,593,129.36/724,476.04
  6. Step 6: Final answer
    x = 412,729.44

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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.