Home / 397,221.03-595,945.76-144,497.39

Finding the Fourth Proportional to 397,221.03, 595,945.76 and 144,497.39

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Solution

The fourth proportional to 397,221.03, 595,945.76 and 144,497.39 is: 216,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,221.03 : 595,945.76 = 144,497.39 : x
  2. Step 2: Convert to fraction form
    397,221.03/595,945.76 = 144,497.39/x
  3. Step 3: Cross multiply
    397,221.03x = 595,945.76 × 144,497.39
  4. Step 4: Simplify right side
    397,221.03x = 86,112,603,199.35
  5. Step 5: Solve for x
    x = 86,112,603,199.35/397,221.03
  6. Step 6: Final answer
    x = 216,787.62

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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.