Home / 1,137,963.28-1,706,958.96-339,270.88

Finding the Fourth Proportional to 1,137,963.28, 1,706,958.96 and 339,270.88

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Solution

The fourth proportional to 1,137,963.28, 1,706,958.96 and 339,270.88 is: 508,910.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,963.28 : 1,706,958.96 = 339,270.88 : x
  2. Step 2: Convert to fraction form
    1,137,963.28/1,706,958.96 = 339,270.88/x
  3. Step 3: Cross multiply
    1,137,963.28x = 1,706,958.96 × 339,270.88
  4. Step 4: Simplify right side
    1,137,963.28x = 579,121,468,483.09
  5. Step 5: Solve for x
    x = 579,121,468,483.09/1,137,963.28
  6. Step 6: Final answer
    x = 508,910.51

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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.