Home / 1,146.30-1,719.66-497.52

Finding the Fourth Proportional to 1,146.30, 1,719.66 and 497.52

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Solution

The fourth proportional to 1,146.30, 1,719.66 and 497.52 is: 746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146.30 : 1,719.66 = 497.52 : x
  2. Step 2: Convert to fraction form
    1,146.30/1,719.66 = 497.52/x
  3. Step 3: Cross multiply
    1,146.30x = 1,719.66 × 497.52
  4. Step 4: Simplify right side
    1,146.30x = 855,565.24
  5. Step 5: Solve for x
    x = 855,565.24/1,146.30
  6. Step 6: Final answer
    x = 746.37

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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.