Home / 1,623.22-2,434.26-527.32

Finding the Fourth Proportional to 1,623.22, 2,434.26 and 527.32

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Solution

The fourth proportional to 1,623.22, 2,434.26 and 527.32 is: 790.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.22 : 2,434.26 = 527.32 : x
  2. Step 2: Convert to fraction form
    1,623.22/2,434.26 = 527.32/x
  3. Step 3: Cross multiply
    1,623.22x = 2,434.26 × 527.32
  4. Step 4: Simplify right side
    1,623.22x = 1,283,633.98
  5. Step 5: Solve for x
    x = 1,283,633.98/1,623.22
  6. Step 6: Final answer
    x = 790.79

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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.