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Finding the Fourth Proportional to 323,036.36, 481,239.53 and 308,463.27

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Solution

The fourth proportional to 323,036.36, 481,239.53 and 308,463.27 is: 459,529.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,036.36 : 481,239.53 = 308,463.27 : x
  2. Step 2: Convert to fraction form
    323,036.36/481,239.53 = 308,463.27/x
  3. Step 3: Cross multiply
    323,036.36x = 481,239.53 × 308,463.27
  4. Step 4: Simplify right side
    323,036.36x = 148,444,719,077.06
  5. Step 5: Solve for x
    x = 148,444,719,077.06/323,036.36
  6. Step 6: Final answer
    x = 459,529.44

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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.