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Finding the Fourth Proportional to 335,330.60, 502,889.21 and 110,649.16

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Solution

The fourth proportional to 335,330.60, 502,889.21 and 110,649.16 is: 165,938.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,330.60 : 502,889.21 = 110,649.16 : x
  2. Step 2: Convert to fraction form
    335,330.60/502,889.21 = 110,649.16/x
  3. Step 3: Cross multiply
    335,330.60x = 502,889.21 × 110,649.16
  4. Step 4: Simplify right side
    335,330.60x = 55,644,266,321.11
  5. Step 5: Solve for x
    x = 55,644,266,321.11/335,330.60
  6. Step 6: Final answer
    x = 165,938.53

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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.