Home / 1,134.30-1,701.08-440.92

Finding the Fourth Proportional to 1,134.30, 1,701.08 and 440.92

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Solution

The fourth proportional to 1,134.30, 1,701.08 and 440.92 is: 661.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134.30 : 1,701.08 = 440.92 : x
  2. Step 2: Convert to fraction form
    1,134.30/1,701.08 = 440.92/x
  3. Step 3: Cross multiply
    1,134.30x = 1,701.08 × 440.92
  4. Step 4: Simplify right side
    1,134.30x = 750,040.19
  5. Step 5: Solve for x
    x = 750,040.19/1,134.30
  6. Step 6: Final answer
    x = 661.24

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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.