Home / 809,690.01-1,214,706.30-304,255.38

Finding the Fourth Proportional to 809,690.01, 1,214,706.30 and 304,255.38

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Solution

The fourth proportional to 809,690.01, 1,214,706.30 and 304,255.38 is: 456,447.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,690.01 : 1,214,706.30 = 304,255.38 : x
  2. Step 2: Convert to fraction form
    809,690.01/1,214,706.30 = 304,255.38/x
  3. Step 3: Cross multiply
    809,690.01x = 1,214,706.30 × 304,255.38
  4. Step 4: Simplify right side
    809,690.01x = 369,580,926,894.89
  5. Step 5: Solve for x
    x = 369,580,926,894.89/809,690.01
  6. Step 6: Final answer
    x = 456,447.43

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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.