Home / 1,043.24-1,439.68-601.23

Finding the Fourth Proportional to 1,043.24, 1,439.68 and 601.23

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Solution

The fourth proportional to 1,043.24, 1,439.68 and 601.23 is: 829.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043.24 : 1,439.68 = 601.23 : x
  2. Step 2: Convert to fraction form
    1,043.24/1,439.68 = 601.23/x
  3. Step 3: Cross multiply
    1,043.24x = 1,439.68 × 601.23
  4. Step 4: Simplify right side
    1,043.24x = 865,575.80
  5. Step 5: Solve for x
    x = 865,575.80/1,043.24
  6. Step 6: Final answer
    x = 829.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.