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Finding the Fourth Proportional to 376,611.49, 564,854.88 and 123,895.14

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Solution

The fourth proportional to 376,611.49, 564,854.88 and 123,895.14 is: 185,822.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,611.49 : 564,854.88 = 123,895.14 : x
  2. Step 2: Convert to fraction form
    376,611.49/564,854.88 = 123,895.14/x
  3. Step 3: Cross multiply
    376,611.49x = 564,854.88 × 123,895.14
  4. Step 4: Simplify right side
    376,611.49x = 69,982,772,783.68
  5. Step 5: Solve for x
    x = 69,982,772,783.68/376,611.49
  6. Step 6: Final answer
    x = 185,822.19

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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.