Home / 756,770.72-1,135,894.80-624,993.44

Finding the Fourth Proportional to 756,770.72, 1,135,894.80 and 624,993.44

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Solution

The fourth proportional to 756,770.72, 1,135,894.80 and 624,993.44 is: 938,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,770.72 : 1,135,894.80 = 624,993.44 : x
  2. Step 2: Convert to fraction form
    756,770.72/1,135,894.80 = 624,993.44/x
  3. Step 3: Cross multiply
    756,770.72x = 1,135,894.80 × 624,993.44
  4. Step 4: Simplify right side
    756,770.72x = 709,926,798,530.11
  5. Step 5: Solve for x
    x = 709,926,798,530.11/756,770.72
  6. Step 6: Final answer
    x = 938,100.25

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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.