Home / 1,514.36-2,271.26-527.18

Finding the Fourth Proportional to 1,514.36, 2,271.26 and 527.18

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Solution

The fourth proportional to 1,514.36, 2,271.26 and 527.18 is: 790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.36 : 2,271.26 = 527.18 : x
  2. Step 2: Convert to fraction form
    1,514.36/2,271.26 = 527.18/x
  3. Step 3: Cross multiply
    1,514.36x = 2,271.26 × 527.18
  4. Step 4: Simplify right side
    1,514.36x = 1,197,352.81
  5. Step 5: Solve for x
    x = 1,197,352.81/1,514.36
  6. Step 6: Final answer
    x = 790.66

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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.