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Finding the Fourth Proportional to 1,043.03, 1,439.37 and 600.92

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Solution

The fourth proportional to 1,043.03, 1,439.37 and 600.92 is: 829.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043.03 : 1,439.37 = 600.92 : x
  2. Step 2: Convert to fraction form
    1,043.03/1,439.37 = 600.92/x
  3. Step 3: Cross multiply
    1,043.03x = 1,439.37 × 600.92
  4. Step 4: Simplify right side
    1,043.03x = 864,944.42
  5. Step 5: Solve for x
    x = 864,944.42/1,043.03
  6. Step 6: Final answer
    x = 829.26

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1.5x scale

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.