Home / 988,812.20-1,483,218.30-568,908.20

Finding the Fourth Proportional to 988,812.20, 1,483,218.30 and 568,908.20

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Solution

The fourth proportional to 988,812.20, 1,483,218.30 and 568,908.20 is: 853,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,812.20 : 1,483,218.30 = 568,908.20 : x
  2. Step 2: Convert to fraction form
    988,812.20/1,483,218.30 = 568,908.20/x
  3. Step 3: Cross multiply
    988,812.20x = 1,483,218.30 × 568,908.20
  4. Step 4: Simplify right side
    988,812.20x = 843,815,053,260.06
  5. Step 5: Solve for x
    x = 843,815,053,260.06/988,812.20
  6. Step 6: Final answer
    x = 853,362.30

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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.