Home / 1,266,731.82-1,900,222.20-368,181

Finding the Fourth Proportional to 1,266,731.82, 1,900,222.20 and 368,181

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Solution

The fourth proportional to 1,266,731.82, 1,900,222.20 and 368,181 is: 552,307.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,731.82 : 1,900,222.20 = 368,181 : x
  2. Step 2: Convert to fraction form
    1,266,731.82/1,900,222.20 = 368,181/x
  3. Step 3: Cross multiply
    1,266,731.82x = 1,900,222.20 × 368,181
  4. Step 4: Simplify right side
    1,266,731.82x = 699,625,709,818.20
  5. Step 5: Solve for x
    x = 699,625,709,818.20/1,266,731.82
  6. Step 6: Final answer
    x = 552,307.68

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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.