Home / 1,330.18-1,996.14-599.80

Finding the Fourth Proportional to 1,330.18, 1,996.14 and 599.80

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Solution

The fourth proportional to 1,330.18, 1,996.14 and 599.80 is: 900.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330.18 : 1,996.14 = 599.80 : x
  2. Step 2: Convert to fraction form
    1,330.18/1,996.14 = 599.80/x
  3. Step 3: Cross multiply
    1,330.18x = 1,996.14 × 599.80
  4. Step 4: Simplify right side
    1,330.18x = 1,197,284.77
  5. Step 5: Solve for x
    x = 1,197,284.77/1,330.18
  6. Step 6: Final answer
    x = 900.09

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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.