Home / 1,260.27-1,890.19-335.93

Finding the Fourth Proportional to 1,260.27, 1,890.19 and 335.93

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Solution

The fourth proportional to 1,260.27, 1,890.19 and 335.93 is: 503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260.27 : 1,890.19 = 335.93 : x
  2. Step 2: Convert to fraction form
    1,260.27/1,890.19 = 335.93/x
  3. Step 3: Cross multiply
    1,260.27x = 1,890.19 × 335.93
  4. Step 4: Simplify right side
    1,260.27x = 634,962.50
  5. Step 5: Solve for x
    x = 634,962.50/1,260.27
  6. Step 6: Final answer
    x = 503.83

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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.