Home / 917,733.35-1,375,185.26-491,325.74

Finding the Fourth Proportional to 917,733.35, 1,375,185.26 and 491,325.74

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Solution

The fourth proportional to 917,733.35, 1,375,185.26 and 491,325.74 is: 736,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,733.35 : 1,375,185.26 = 491,325.74 : x
  2. Step 2: Convert to fraction form
    917,733.35/1,375,185.26 = 491,325.74/x
  3. Step 3: Cross multiply
    917,733.35x = 1,375,185.26 × 491,325.74
  4. Step 4: Simplify right side
    917,733.35x = 675,663,906,174.04
  5. Step 5: Solve for x
    x = 675,663,906,174.04/917,733.35
  6. Step 6: Final answer
    x = 736,231.18

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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.