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Finding the Fourth Proportional to 323,326.43, 484,615.43 and 152,656.37

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Solution

The fourth proportional to 323,326.43, 484,615.43 and 152,656.37 is: 228,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,326.43 : 484,615.43 = 152,656.37 : x
  2. Step 2: Convert to fraction form
    323,326.43/484,615.43 = 152,656.37/x
  3. Step 3: Cross multiply
    323,326.43x = 484,615.43 × 152,656.37
  4. Step 4: Simplify right side
    323,326.43x = 73,979,633,385.53
  5. Step 5: Solve for x
    x = 73,979,633,385.53/323,326.43
  6. Step 6: Final answer
    x = 228,807.87

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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.