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Finding the Fourth Proportional to 376,622.73, 564,971.31 and 123,800.67

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Solution

The fourth proportional to 376,622.73, 564,971.31 and 123,800.67 is: 185,713.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,622.73 : 564,971.31 = 123,800.67 : x
  2. Step 2: Convert to fraction form
    376,622.73/564,971.31 = 123,800.67/x
  3. Step 3: Cross multiply
    376,622.73x = 564,971.31 × 123,800.67
  4. Step 4: Simplify right side
    376,622.73x = 69,943,828,827.42
  5. Step 5: Solve for x
    x = 69,943,828,827.42/376,622.73
  6. Step 6: Final answer
    x = 185,713.24

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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.