Home / 1,269,341.28-1,904,016.37-322,712.10

Finding the Fourth Proportional to 1,269,341.28, 1,904,016.37 and 322,712.10

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Solution

The fourth proportional to 1,269,341.28, 1,904,016.37 and 322,712.10 is: 484,069.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,341.28 : 1,904,016.37 = 322,712.10 : x
  2. Step 2: Convert to fraction form
    1,269,341.28/1,904,016.37 = 322,712.10/x
  3. Step 3: Cross multiply
    1,269,341.28x = 1,904,016.37 × 322,712.10
  4. Step 4: Simplify right side
    1,269,341.28x = 614,449,121,197.08
  5. Step 5: Solve for x
    x = 614,449,121,197.08/1,269,341.28
  6. Step 6: Final answer
    x = 484,069.28

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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.