Home / 1,011,267.99-1,517,128.25-380,187.27

Finding the Fourth Proportional to 1,011,267.99, 1,517,128.25 and 380,187.27

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Solution

The fourth proportional to 1,011,267.99, 1,517,128.25 and 380,187.27 is: 570,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,267.99 : 1,517,128.25 = 380,187.27 : x
  2. Step 2: Convert to fraction form
    1,011,267.99/1,517,128.25 = 380,187.27/x
  3. Step 3: Cross multiply
    1,011,267.99x = 1,517,128.25 × 380,187.27
  4. Step 4: Simplify right side
    1,011,267.99x = 576,792,845,706.44
  5. Step 5: Solve for x
    x = 576,792,845,706.44/1,011,267.99
  6. Step 6: Final answer
    x = 570,365.97

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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.