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Finding the Fourth Proportional to 335,693.03, 503,534.60 and 82,973.54

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Solution

The fourth proportional to 335,693.03, 503,534.60 and 82,973.54 is: 124,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,693.03 : 503,534.60 = 82,973.54 : x
  2. Step 2: Convert to fraction form
    335,693.03/503,534.60 = 82,973.54/x
  3. Step 3: Cross multiply
    335,693.03x = 503,534.60 × 82,973.54
  4. Step 4: Simplify right side
    335,693.03x = 41,780,048,246.78
  5. Step 5: Solve for x
    x = 41,780,048,246.78/335,693.03
  6. Step 6: Final answer
    x = 124,459.09

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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.