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Finding the Fourth Proportional to 323,034.36, 481,236.56 and 308,461.27

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Solution

The fourth proportional to 323,034.36, 481,236.56 and 308,461.27 is: 459,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,034.36 : 481,236.56 = 308,461.27 : x
  2. Step 2: Convert to fraction form
    323,034.36/481,236.56 = 308,461.27/x
  3. Step 3: Cross multiply
    323,034.36x = 481,236.56 × 308,461.27
  4. Step 4: Simplify right side
    323,034.36x = 148,442,838,925.73
  5. Step 5: Solve for x
    x = 148,442,838,925.73/323,034.36
  6. Step 6: Final answer
    x = 459,526.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.