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Finding the Fourth Proportional to 451,994.91, 677,970.45 and 167,740.87

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Solution

The fourth proportional to 451,994.91, 677,970.45 and 167,740.87 is: 251,603.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,994.91 : 677,970.45 = 167,740.87 : x
  2. Step 2: Convert to fraction form
    451,994.91/677,970.45 = 167,740.87/x
  3. Step 3: Cross multiply
    451,994.91x = 677,970.45 × 167,740.87
  4. Step 4: Simplify right side
    451,994.91x = 113,723,352,278.59
  5. Step 5: Solve for x
    x = 113,723,352,278.59/451,994.91
  6. Step 6: Final answer
    x = 251,603.17

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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.