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Finding the Fourth Proportional to 335,327.74, 502,984.32 and 157,736.32

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Solution

The fourth proportional to 335,327.74, 502,984.32 and 157,736.32 is: 236,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,327.74 : 502,984.32 = 157,736.32 : x
  2. Step 2: Convert to fraction form
    335,327.74/502,984.32 = 157,736.32/x
  3. Step 3: Cross multiply
    335,327.74x = 502,984.32 × 157,736.32
  4. Step 4: Simplify right side
    335,327.74x = 79,338,895,654.50
  5. Step 5: Solve for x
    x = 79,338,895,654.50/335,327.74
  6. Step 6: Final answer
    x = 236,601.05

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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.