Home / 756,891.03-1,134,917.76-301,020.60

Finding the Fourth Proportional to 756,891.03, 1,134,917.76 and 301,020.60

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Solution

The fourth proportional to 756,891.03, 1,134,917.76 and 301,020.60 is: 451,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,891.03 : 1,134,917.76 = 301,020.60 : x
  2. Step 2: Convert to fraction form
    756,891.03/1,134,917.76 = 301,020.60/x
  3. Step 3: Cross multiply
    756,891.03x = 1,134,917.76 × 301,020.60
  4. Step 4: Simplify right side
    756,891.03x = 341,633,625,065.86
  5. Step 5: Solve for x
    x = 341,633,625,065.86/756,891.03
  6. Step 6: Final answer
    x = 451,364.35

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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.