Home / 1,350.05-2,022.23-620.24

Finding the Fourth Proportional to 1,350.05, 2,022.23 and 620.24

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Solution

The fourth proportional to 1,350.05, 2,022.23 and 620.24 is: 929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.05 : 2,022.23 = 620.24 : x
  2. Step 2: Convert to fraction form
    1,350.05/2,022.23 = 620.24/x
  3. Step 3: Cross multiply
    1,350.05x = 2,022.23 × 620.24
  4. Step 4: Simplify right side
    1,350.05x = 1,254,254.72
  5. Step 5: Solve for x
    x = 1,254,254.72/1,350.05
  6. Step 6: Final answer
    x = 929.05

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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.