Home / 944,988.39-1,418,415.71-412,876.71

Finding the Fourth Proportional to 944,988.39, 1,418,415.71 and 412,876.71

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Solution

The fourth proportional to 944,988.39, 1,418,415.71 and 412,876.71 is: 619,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,988.39 : 1,418,415.71 = 412,876.71 : x
  2. Step 2: Convert to fraction form
    944,988.39/1,418,415.71 = 412,876.71/x
  3. Step 3: Cross multiply
    944,988.39x = 1,418,415.71 × 412,876.71
  4. Step 4: Simplify right side
    944,988.39x = 585,630,811,757.11
  5. Step 5: Solve for x
    x = 585,630,811,757.11/944,988.39
  6. Step 6: Final answer
    x = 619,722.76

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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.