Home / 918,794.11-1,267,834.39-551,251.75

Finding the Fourth Proportional to 918,794.11, 1,267,834.39 and 551,251.75

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Solution

The fourth proportional to 918,794.11, 1,267,834.39 and 551,251.75 is: 760,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,794.11 : 1,267,834.39 = 551,251.75 : x
  2. Step 2: Convert to fraction form
    918,794.11/1,267,834.39 = 551,251.75/x
  3. Step 3: Cross multiply
    918,794.11x = 1,267,834.39 × 551,251.75
  4. Step 4: Simplify right side
    918,794.11x = 698,895,926,197.68
  5. Step 5: Solve for x
    x = 698,895,926,197.68/918,794.11
  6. Step 6: Final answer
    x = 760,666.53

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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.