Home / 424,845.37-586,286.58-231,253.84

Finding the Fourth Proportional to 424,845.37, 586,286.58 and 231,253.84

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Solution

The fourth proportional to 424,845.37, 586,286.58 and 231,253.84 is: 319,130.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,845.37 : 586,286.58 = 231,253.84 : x
  2. Step 2: Convert to fraction form
    424,845.37/586,286.58 = 231,253.84/x
  3. Step 3: Cross multiply
    424,845.37x = 586,286.58 × 231,253.84
  4. Step 4: Simplify right side
    424,845.37x = 135,581,022,965.47
  5. Step 5: Solve for x
    x = 135,581,022,965.47/424,845.37
  6. Step 6: Final answer
    x = 319,130.28

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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.