Home / 1,266,703.80-1,900,180.44-368,153.39

Finding the Fourth Proportional to 1,266,703.80, 1,900,180.44 and 368,153.39

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Solution

The fourth proportional to 1,266,703.80, 1,900,180.44 and 368,153.39 is: 552,266.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,703.80 : 1,900,180.44 = 368,153.39 : x
  2. Step 2: Convert to fraction form
    1,266,703.80/1,900,180.44 = 368,153.39/x
  3. Step 3: Cross multiply
    1,266,703.80x = 1,900,180.44 × 368,153.39
  4. Step 4: Simplify right side
    1,266,703.80x = 699,557,870,597.69
  5. Step 5: Solve for x
    x = 699,557,870,597.69/1,266,703.80
  6. Step 6: Final answer
    x = 552,266.34

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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.