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Finding the Fourth Proportional to 475,375.72, 713,048.94 and 194,681.56

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Solution

The fourth proportional to 475,375.72, 713,048.94 and 194,681.56 is: 292,016.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,375.72 : 713,048.94 = 194,681.56 : x
  2. Step 2: Convert to fraction form
    475,375.72/713,048.94 = 194,681.56/x
  3. Step 3: Cross multiply
    475,375.72x = 713,048.94 × 194,681.56
  4. Step 4: Simplify right side
    475,375.72x = 138,817,479,995.55
  5. Step 5: Solve for x
    x = 138,817,479,995.55/475,375.72
  6. Step 6: Final answer
    x = 292,016.34

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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.