Home / 1,134.60-1,701.30-404.08

Finding the Fourth Proportional to 1,134.60, 1,701.30 and 404.08

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Solution

The fourth proportional to 1,134.60, 1,701.30 and 404.08 is: 605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134.60 : 1,701.30 = 404.08 : x
  2. Step 2: Convert to fraction form
    1,134.60/1,701.30 = 404.08/x
  3. Step 3: Cross multiply
    1,134.60x = 1,701.30 × 404.08
  4. Step 4: Simplify right side
    1,134.60x = 687,461.30
  5. Step 5: Solve for x
    x = 687,461.30/1,134.60
  6. Step 6: Final answer
    x = 605.91

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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.