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Finding the Fourth Proportional to 250,399.68, 376,275.36 and 234,456

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Solution

The fourth proportional to 250,399.68, 376,275.36 and 234,456 is: 352,316.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,399.68 : 376,275.36 = 234,456 : x
  2. Step 2: Convert to fraction form
    250,399.68/376,275.36 = 234,456/x
  3. Step 3: Cross multiply
    250,399.68x = 376,275.36 × 234,456
  4. Step 4: Simplify right side
    250,399.68x = 88,220,015,804.16
  5. Step 5: Solve for x
    x = 88,220,015,804.16/250,399.68
  6. Step 6: Final answer
    x = 352,316.81

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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.