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Finding the Fourth Proportional to 431,141.52, 594,936.68 and 240,150.80

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Solution

The fourth proportional to 431,141.52, 594,936.68 and 240,150.80 is: 331,386.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,141.52 : 594,936.68 = 240,150.80 : x
  2. Step 2: Convert to fraction form
    431,141.52/594,936.68 = 240,150.80/x
  3. Step 3: Cross multiply
    431,141.52x = 594,936.68 × 240,150.80
  4. Step 4: Simplify right side
    431,141.52x = 142,874,519,651.34
  5. Step 5: Solve for x
    x = 142,874,519,651.34/431,141.52
  6. Step 6: Final answer
    x = 331,386.59

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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.