Home / 397,350.48-548,335.89-216,060.82

Finding the Fourth Proportional to 397,350.48, 548,335.89 and 216,060.82

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Solution

The fourth proportional to 397,350.48, 548,335.89 and 216,060.82 is: 298,159.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,350.48 : 548,335.89 = 216,060.82 : x
  2. Step 2: Convert to fraction form
    397,350.48/548,335.89 = 216,060.82/x
  3. Step 3: Cross multiply
    397,350.48x = 548,335.89 × 216,060.82
  4. Step 4: Simplify right side
    397,350.48x = 118,473,902,028.83
  5. Step 5: Solve for x
    x = 118,473,902,028.83/397,350.48
  6. Step 6: Final answer
    x = 298,159.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.