Home / 1,154.43-1,731.69-332.82

Finding the Fourth Proportional to 1,154.43, 1,731.69 and 332.82

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Solution

The fourth proportional to 1,154.43, 1,731.69 and 332.82 is: 499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154.43 : 1,731.69 = 332.82 : x
  2. Step 2: Convert to fraction form
    1,154.43/1,731.69 = 332.82/x
  3. Step 3: Cross multiply
    1,154.43x = 1,731.69 × 332.82
  4. Step 4: Simplify right side
    1,154.43x = 576,341.07
  5. Step 5: Solve for x
    x = 576,341.07/1,154.43
  6. Step 6: Final answer
    x = 499.24

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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.