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Finding the Fourth Proportional to 376,133.40, 564,194.16 and 151,488.54

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Solution

The fourth proportional to 376,133.40, 564,194.16 and 151,488.54 is: 227,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,133.40 : 564,194.16 = 151,488.54 : x
  2. Step 2: Convert to fraction form
    376,133.40/564,194.16 = 151,488.54/x
  3. Step 3: Cross multiply
    376,133.40x = 564,194.16 × 151,488.54
  4. Step 4: Simplify right side
    376,133.40x = 85,468,949,574.93
  5. Step 5: Solve for x
    x = 85,468,949,574.93/376,133.40
  6. Step 6: Final answer
    x = 227,230.42

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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.