Home / 950,755.44-1,426,103.88-389,367.12

Finding the Fourth Proportional to 950,755.44, 1,426,103.88 and 389,367.12

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Solution

The fourth proportional to 950,755.44, 1,426,103.88 and 389,367.12 is: 584,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,755.44 : 1,426,103.88 = 389,367.12 : x
  2. Step 2: Convert to fraction form
    950,755.44/1,426,103.88 = 389,367.12/x
  3. Step 3: Cross multiply
    950,755.44x = 1,426,103.88 × 389,367.12
  4. Step 4: Simplify right side
    950,755.44x = 555,277,960,576.43
  5. Step 5: Solve for x
    x = 555,277,960,576.43/950,755.44
  6. Step 6: Final answer
    x = 584,038.69

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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.