Home / 1,330,930.46-1,996,731.66-371,385.25

Finding the Fourth Proportional to 1,330,930.46, 1,996,731.66 and 371,385.25

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Solution

The fourth proportional to 1,330,930.46, 1,996,731.66 and 371,385.25 is: 557,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,930.46 : 1,996,731.66 = 371,385.25 : x
  2. Step 2: Convert to fraction form
    1,330,930.46/1,996,731.66 = 371,385.25/x
  3. Step 3: Cross multiply
    1,330,930.46x = 1,996,731.66 × 371,385.25
  4. Step 4: Simplify right side
    1,330,930.46x = 741,556,692,275.45
  5. Step 5: Solve for x
    x = 741,556,692,275.45/1,330,930.46
  6. Step 6: Final answer
    x = 557,171.63

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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.