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Finding the Fourth Proportional to 364,067.46, 502,415.40 and 202,932.72

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Solution

The fourth proportional to 364,067.46, 502,415.40 and 202,932.72 is: 280,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,067.46 : 502,415.40 = 202,932.72 : x
  2. Step 2: Convert to fraction form
    364,067.46/502,415.40 = 202,932.72/x
  3. Step 3: Cross multiply
    364,067.46x = 502,415.40 × 202,932.72
  4. Step 4: Simplify right side
    364,067.46x = 101,956,523,691.89
  5. Step 5: Solve for x
    x = 101,956,523,691.89/364,067.46
  6. Step 6: Final answer
    x = 280,048.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.