Home / 1,043.14-1,439.37-595.05

Finding the Fourth Proportional to 1,043.14, 1,439.37 and 595.05

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Solution

The fourth proportional to 1,043.14, 1,439.37 and 595.05 is: 821.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043.14 : 1,439.37 = 595.05 : x
  2. Step 2: Convert to fraction form
    1,043.14/1,439.37 = 595.05/x
  3. Step 3: Cross multiply
    1,043.14x = 1,439.37 × 595.05
  4. Step 4: Simplify right side
    1,043.14x = 856,491.72
  5. Step 5: Solve for x
    x = 856,491.72/1,043.14
  6. Step 6: Final answer
    x = 821.07

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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.