Home / 925,695.33-1,388,270.83-393,212.13

Finding the Fourth Proportional to 925,695.33, 1,388,270.83 and 393,212.13

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Solution

The fourth proportional to 925,695.33, 1,388,270.83 and 393,212.13 is: 589,702.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,695.33 : 1,388,270.83 = 393,212.13 : x
  2. Step 2: Convert to fraction form
    925,695.33/1,388,270.83 = 393,212.13/x
  3. Step 3: Cross multiply
    925,695.33x = 1,388,270.83 × 393,212.13
  4. Step 4: Simplify right side
    925,695.33x = 545,884,930,081.17
  5. Step 5: Solve for x
    x = 545,884,930,081.17/925,695.33
  6. Step 6: Final answer
    x = 589,702.59

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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.