Home / 756,282.73-1,043,670.27-412,118.80

Finding the Fourth Proportional to 756,282.73, 1,043,670.27 and 412,118.80

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Solution

The fourth proportional to 756,282.73, 1,043,670.27 and 412,118.80 is: 568,724.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,282.73 : 1,043,670.27 = 412,118.80 : x
  2. Step 2: Convert to fraction form
    756,282.73/1,043,670.27 = 412,118.80/x
  3. Step 3: Cross multiply
    756,282.73x = 1,043,670.27 × 412,118.80
  4. Step 4: Simplify right side
    756,282.73x = 430,116,139,268.08
  5. Step 5: Solve for x
    x = 430,116,139,268.08/756,282.73
  6. Step 6: Final answer
    x = 568,724.00

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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.