Home / 756,274.23-1,043,658.54-412,110.29

Finding the Fourth Proportional to 756,274.23, 1,043,658.54 and 412,110.29

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Solution

The fourth proportional to 756,274.23, 1,043,658.54 and 412,110.29 is: 568,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,274.23 : 1,043,658.54 = 412,110.29 : x
  2. Step 2: Convert to fraction form
    756,274.23/1,043,658.54 = 412,110.29/x
  3. Step 3: Cross multiply
    756,274.23x = 1,043,658.54 × 412,110.29
  4. Step 4: Simplify right side
    756,274.23x = 430,102,418,362.08
  5. Step 5: Solve for x
    x = 430,102,418,362.08/756,274.23
  6. Step 6: Final answer
    x = 568,712.25

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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.