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Finding the Fourth Proportional to 370,265.58, 555,283.49 and 133,577.37

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Solution

The fourth proportional to 370,265.58, 555,283.49 and 133,577.37 is: 200,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,265.58 : 555,283.49 = 133,577.37 : x
  2. Step 2: Convert to fraction form
    370,265.58/555,283.49 = 133,577.37/x
  3. Step 3: Cross multiply
    370,265.58x = 555,283.49 × 133,577.37
  4. Step 4: Simplify right side
    370,265.58x = 74,173,307,530.73
  5. Step 5: Solve for x
    x = 74,173,307,530.73/370,265.58
  6. Step 6: Final answer
    x = 200,324.61

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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.