Home / 1,358.26-2,037.40-332.26

Finding the Fourth Proportional to 1,358.26, 2,037.40 and 332.26

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Solution

The fourth proportional to 1,358.26, 2,037.40 and 332.26 is: 498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358.26 : 2,037.40 = 332.26 : x
  2. Step 2: Convert to fraction form
    1,358.26/2,037.40 = 332.26/x
  3. Step 3: Cross multiply
    1,358.26x = 2,037.40 × 332.26
  4. Step 4: Simplify right side
    1,358.26x = 676,946.52
  5. Step 5: Solve for x
    x = 676,946.52/1,358.26
  6. Step 6: Final answer
    x = 498.39

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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.