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Finding the Fourth Proportional to 376,119.10, 564,205.11 and 151,480.45

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Solution

The fourth proportional to 376,119.10, 564,205.11 and 151,480.45 is: 227,231.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,119.10 : 564,205.11 = 151,480.45 : x
  2. Step 2: Convert to fraction form
    376,119.10/564,205.11 = 151,480.45/x
  3. Step 3: Cross multiply
    376,119.10x = 564,205.11 × 151,480.45
  4. Step 4: Simplify right side
    376,119.10x = 85,466,043,955.10
  5. Step 5: Solve for x
    x = 85,466,043,955.10/376,119.10
  6. Step 6: Final answer
    x = 227,231.33

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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.