Home / 925,304.88-1,388,095.56-294,239.28

Finding the Fourth Proportional to 925,304.88, 1,388,095.56 and 294,239.28

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Solution

The fourth proportional to 925,304.88, 1,388,095.56 and 294,239.28 is: 441,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,304.88 : 1,388,095.56 = 294,239.28 : x
  2. Step 2: Convert to fraction form
    925,304.88/1,388,095.56 = 294,239.28/x
  3. Step 3: Cross multiply
    925,304.88x = 1,388,095.56 × 294,239.28
  4. Step 4: Simplify right side
    925,304.88x = 408,432,238,145.60
  5. Step 5: Solve for x
    x = 408,432,238,145.60/925,304.88
  6. Step 6: Final answer
    x = 441,402.88

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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.