Home / 756,169.62-1,043,465.22-450,268.44

Finding the Fourth Proportional to 756,169.62, 1,043,465.22 and 450,268.44

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Solution

The fourth proportional to 756,169.62, 1,043,465.22 and 450,268.44 is: 621,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,169.62 : 1,043,465.22 = 450,268.44 : x
  2. Step 2: Convert to fraction form
    756,169.62/1,043,465.22 = 450,268.44/x
  3. Step 3: Cross multiply
    756,169.62x = 1,043,465.22 × 450,268.44
  4. Step 4: Simplify right side
    756,169.62x = 469,839,456,803.66
  5. Step 5: Solve for x
    x = 469,839,456,803.66/756,169.62
  6. Step 6: Final answer
    x = 621,341.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.