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Finding the Fourth Proportional to 375,047.16, 517,509.44 and 227,795.45

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Solution

The fourth proportional to 375,047.16, 517,509.44 and 227,795.45 is: 314,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,047.16 : 517,509.44 = 227,795.45 : x
  2. Step 2: Convert to fraction form
    375,047.16/517,509.44 = 227,795.45/x
  3. Step 3: Cross multiply
    375,047.16x = 517,509.44 × 227,795.45
  4. Step 4: Simplify right side
    375,047.16x = 117,886,295,764.05
  5. Step 5: Solve for x
    x = 117,886,295,764.05/375,047.16
  6. Step 6: Final answer
    x = 314,323.93

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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.