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Finding the Fourth Proportional to 335,672.93, 503,504.47 and 82,953.42

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Solution

The fourth proportional to 335,672.93, 503,504.47 and 82,953.42 is: 124,428.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,672.93 : 503,504.47 = 82,953.42 : x
  2. Step 2: Convert to fraction form
    335,672.93/503,504.47 = 82,953.42/x
  3. Step 3: Cross multiply
    335,672.93x = 503,504.47 × 82,953.42
  4. Step 4: Simplify right side
    335,672.93x = 41,767,417,771.79
  5. Step 5: Solve for x
    x = 41,767,417,771.79/335,672.93
  6. Step 6: Final answer
    x = 124,428.91

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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.