Home / 943,942.72-1,302,625.88-514,228

Finding the Fourth Proportional to 943,942.72, 1,302,625.88 and 514,228

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Solution

The fourth proportional to 943,942.72, 1,302,625.88 and 514,228 is: 709,626.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,942.72 : 1,302,625.88 = 514,228 : x
  2. Step 2: Convert to fraction form
    943,942.72/1,302,625.88 = 514,228/x
  3. Step 3: Cross multiply
    943,942.72x = 1,302,625.88 × 514,228
  4. Step 4: Simplify right side
    943,942.72x = 669,846,701,020.64
  5. Step 5: Solve for x
    x = 669,846,701,020.64/943,942.72
  6. Step 6: Final answer
    x = 709,626.43

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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.