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Finding the Fourth Proportional to 335,518.61, 502,914.02 and 167,164.56

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Solution

The fourth proportional to 335,518.61, 502,914.02 and 167,164.56 is: 250,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,518.61 : 502,914.02 = 167,164.56 : x
  2. Step 2: Convert to fraction form
    335,518.61/502,914.02 = 167,164.56/x
  3. Step 3: Cross multiply
    335,518.61x = 502,914.02 × 167,164.56
  4. Step 4: Simplify right side
    335,518.61x = 84,069,400,035.31
  5. Step 5: Solve for x
    x = 84,069,400,035.31/335,518.61
  6. Step 6: Final answer
    x = 250,565.54

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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.