Home / 988,811.20-1,483,216.80-568,907.20

Finding the Fourth Proportional to 988,811.20, 1,483,216.80 and 568,907.20

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Solution

The fourth proportional to 988,811.20, 1,483,216.80 and 568,907.20 is: 853,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,811.20 : 1,483,216.80 = 568,907.20 : x
  2. Step 2: Convert to fraction form
    988,811.20/1,483,216.80 = 568,907.20/x
  3. Step 3: Cross multiply
    988,811.20x = 1,483,216.80 × 568,907.20
  4. Step 4: Simplify right side
    988,811.20x = 843,812,716,680.96
  5. Step 5: Solve for x
    x = 843,812,716,680.96/988,811.20
  6. Step 6: Final answer
    x = 853,360.80

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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.