Home / 1,026.04-1,538.60-441.02

Finding the Fourth Proportional to 1,026.04, 1,538.60 and 441.02

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Solution

The fourth proportional to 1,026.04, 1,538.60 and 441.02 is: 661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026.04 : 1,538.60 = 441.02 : x
  2. Step 2: Convert to fraction form
    1,026.04/1,538.60 = 441.02/x
  3. Step 3: Cross multiply
    1,026.04x = 1,538.60 × 441.02
  4. Step 4: Simplify right side
    1,026.04x = 678,550.69
  5. Step 5: Solve for x
    x = 678,550.69/1,026.04
  6. Step 6: Final answer
    x = 661.33

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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.