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Finding the Fourth Proportional to 424,935.72, 586,399.92 and 233,950.56

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Solution

The fourth proportional to 424,935.72, 586,399.92 and 233,950.56 is: 322,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,935.72 : 586,399.92 = 233,950.56 : x
  2. Step 2: Convert to fraction form
    424,935.72/586,399.92 = 233,950.56/x
  3. Step 3: Cross multiply
    424,935.72x = 586,399.92 × 233,950.56
  4. Step 4: Simplify right side
    424,935.72x = 137,188,589,667.96
  5. Step 5: Solve for x
    x = 137,188,589,667.96/424,935.72
  6. Step 6: Final answer
    x = 322,845.51

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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.