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Finding the Fourth Proportional to 250,510.74, 375,372.18 and 193,723.26

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Solution

The fourth proportional to 250,510.74, 375,372.18 and 193,723.26 is: 290,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,510.74 : 375,372.18 = 193,723.26 : x
  2. Step 2: Convert to fraction form
    250,510.74/375,372.18 = 193,723.26/x
  3. Step 3: Cross multiply
    250,510.74x = 375,372.18 × 193,723.26
  4. Step 4: Simplify right side
    250,510.74x = 72,718,322,422.91
  5. Step 5: Solve for x
    x = 72,718,322,422.91/250,510.74
  6. Step 6: Final answer
    x = 290,280.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.