Home / 729,077.40-1,093,616.10-551,930.40

Finding the Fourth Proportional to 729,077.40, 1,093,616.10 and 551,930.40

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Solution

The fourth proportional to 729,077.40, 1,093,616.10 and 551,930.40 is: 827,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,077.40 : 1,093,616.10 = 551,930.40 : x
  2. Step 2: Convert to fraction form
    729,077.40/1,093,616.10 = 551,930.40/x
  3. Step 3: Cross multiply
    729,077.40x = 1,093,616.10 × 551,930.40
  4. Step 4: Simplify right side
    729,077.40x = 603,599,971,519.44
  5. Step 5: Solve for x
    x = 603,599,971,519.44/729,077.40
  6. Step 6: Final answer
    x = 827,895.60

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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.