Home / 1,266,965.49-1,900,633.54-368,290.46

Finding the Fourth Proportional to 1,266,965.49, 1,900,633.54 and 368,290.46

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Solution

The fourth proportional to 1,266,965.49, 1,900,633.54 and 368,290.46 is: 552,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,965.49 : 1,900,633.54 = 368,290.46 : x
  2. Step 2: Convert to fraction form
    1,266,965.49/1,900,633.54 = 368,290.46/x
  3. Step 3: Cross multiply
    1,266,965.49x = 1,900,633.54 × 368,290.46
  4. Step 4: Simplify right side
    1,266,965.49x = 699,985,196,205.32
  5. Step 5: Solve for x
    x = 699,985,196,205.32/1,266,965.49
  6. Step 6: Final answer
    x = 552,489.55

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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.