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Finding the Fourth Proportional to 364,251.72, 502,984.61 and 228,519

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Solution

The fourth proportional to 364,251.72, 502,984.61 and 228,519 is: 315,555.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,251.72 : 502,984.61 = 228,519 : x
  2. Step 2: Convert to fraction form
    364,251.72/502,984.61 = 228,519/x
  3. Step 3: Cross multiply
    364,251.72x = 502,984.61 × 228,519
  4. Step 4: Simplify right side
    364,251.72x = 114,941,538,950.00
  5. Step 5: Solve for x
    x = 114,941,538,950.00/364,251.72
  6. Step 6: Final answer
    x = 315,555.24

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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.