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Finding the Fourth Proportional to 250,674.23, 376,345.06 and 145,568.63

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Solution

The fourth proportional to 250,674.23, 376,345.06 and 145,568.63 is: 218,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,674.23 : 376,345.06 = 145,568.63 : x
  2. Step 2: Convert to fraction form
    250,674.23/376,345.06 = 145,568.63/x
  3. Step 3: Cross multiply
    250,674.23x = 376,345.06 × 145,568.63
  4. Step 4: Simplify right side
    250,674.23x = 54,784,034,791.47
  5. Step 5: Solve for x
    x = 54,784,034,791.47/250,674.23
  6. Step 6: Final answer
    x = 218,546.74

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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.