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Finding the Fourth Proportional to 250,818.74, 376,494.15 and 222,153.45

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Solution

The fourth proportional to 250,818.74, 376,494.15 and 222,153.45 is: 333,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,818.74 : 376,494.15 = 222,153.45 : x
  2. Step 2: Convert to fraction form
    250,818.74/376,494.15 = 222,153.45/x
  3. Step 3: Cross multiply
    250,818.74x = 376,494.15 × 222,153.45
  4. Step 4: Simplify right side
    250,818.74x = 83,639,473,748.54
  5. Step 5: Solve for x
    x = 83,639,473,748.54/250,818.74
  6. Step 6: Final answer
    x = 333,465.81

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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.