Home / 397,543.37-548,624.27-227,810.33

Finding the Fourth Proportional to 397,543.37, 548,624.27 and 227,810.33

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Solution

The fourth proportional to 397,543.37, 548,624.27 and 227,810.33 is: 314,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,543.37 : 548,624.27 = 227,810.33 : x
  2. Step 2: Convert to fraction form
    397,543.37/548,624.27 = 227,810.33/x
  3. Step 3: Cross multiply
    397,543.37x = 548,624.27 × 227,810.33
  4. Step 4: Simplify right side
    397,543.37x = 124,982,274,855.66
  5. Step 5: Solve for x
    x = 124,982,274,855.66/397,543.37
  6. Step 6: Final answer
    x = 314,386.52

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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.