Home / 1,418.00-2,126.99-444.17

Finding the Fourth Proportional to 1,418.00, 2,126.99 and 444.17

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Solution

The fourth proportional to 1,418.00, 2,126.99 and 444.17 is: 666.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418.00 : 2,126.99 = 444.17 : x
  2. Step 2: Convert to fraction form
    1,418.00/2,126.99 = 444.17/x
  3. Step 3: Cross multiply
    1,418.00x = 2,126.99 × 444.17
  4. Step 4: Simplify right side
    1,418.00x = 944,751.02
  5. Step 5: Solve for x
    x = 944,751.02/1,418.00
  6. Step 6: Final answer
    x = 666.26

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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.