Home / 807,551.07-1,211,536.88-302,151.57

Finding the Fourth Proportional to 807,551.07, 1,211,536.88 and 302,151.57

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Solution

The fourth proportional to 807,551.07, 1,211,536.88 and 302,151.57 is: 453,306.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,551.07 : 1,211,536.88 = 302,151.57 : x
  2. Step 2: Convert to fraction form
    807,551.07/1,211,536.88 = 302,151.57/x
  3. Step 3: Cross multiply
    807,551.07x = 1,211,536.88 × 302,151.57
  4. Step 4: Simplify right side
    807,551.07x = 366,067,770,404.90
  5. Step 5: Solve for x
    x = 366,067,770,404.90/807,551.07
  6. Step 6: Final answer
    x = 453,306.03

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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.