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Finding the Fourth Proportional to 375,047.54, 517,509.96 and 227,795.82

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Solution

The fourth proportional to 375,047.54, 517,509.96 and 227,795.82 is: 314,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,047.54 : 517,509.96 = 227,795.82 : x
  2. Step 2: Convert to fraction form
    375,047.54/517,509.96 = 227,795.82/x
  3. Step 3: Cross multiply
    375,047.54x = 517,509.96 × 227,795.82
  4. Step 4: Simplify right side
    375,047.54x = 117,886,605,696.37
  5. Step 5: Solve for x
    x = 117,886,605,696.37/375,047.54
  6. Step 6: Final answer
    x = 314,324.44

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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.