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Finding the Fourth Proportional to 546,778.84, 820,173.11 and 167,701.34

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Solution

The fourth proportional to 546,778.84, 820,173.11 and 167,701.34 is: 251,553.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,778.84 : 820,173.11 = 167,701.34 : x
  2. Step 2: Convert to fraction form
    546,778.84/820,173.11 = 167,701.34/x
  3. Step 3: Cross multiply
    546,778.84x = 820,173.11 × 167,701.34
  4. Step 4: Simplify right side
    546,778.84x = 137,544,129,578.97
  5. Step 5: Solve for x
    x = 137,544,129,578.97/546,778.84
  6. Step 6: Final answer
    x = 251,553.50

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1.5x scale

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.