Home / 1,267,472.54-1,901,210.16-320,843.27

Finding the Fourth Proportional to 1,267,472.54, 1,901,210.16 and 320,843.27

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Solution

The fourth proportional to 1,267,472.54, 1,901,210.16 and 320,843.27 is: 481,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,472.54 : 1,901,210.16 = 320,843.27 : x
  2. Step 2: Convert to fraction form
    1,267,472.54/1,901,210.16 = 320,843.27/x
  3. Step 3: Cross multiply
    1,267,472.54x = 1,901,210.16 × 320,843.27
  4. Step 4: Simplify right side
    1,267,472.54x = 609,990,484,691.62
  5. Step 5: Solve for x
    x = 609,990,484,691.62/1,267,472.54
  6. Step 6: Final answer
    x = 481,265.25

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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.