Home / 1,275,949.69-1,914,298.75-377,415.07

Finding the Fourth Proportional to 1,275,949.69, 1,914,298.75 and 377,415.07

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Solution

The fourth proportional to 1,275,949.69, 1,914,298.75 and 377,415.07 is: 566,233.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,949.69 : 1,914,298.75 = 377,415.07 : x
  2. Step 2: Convert to fraction form
    1,275,949.69/1,914,298.75 = 377,415.07/x
  3. Step 3: Cross multiply
    1,275,949.69x = 1,914,298.75 × 377,415.07
  4. Step 4: Simplify right side
    1,275,949.69x = 722,485,196,732.16
  5. Step 5: Solve for x
    x = 722,485,196,732.16/1,275,949.69
  6. Step 6: Final answer
    x = 566,233.29

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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.