Home / 547,966.51-822,016.19-192,907.87

Finding the Fourth Proportional to 547,966.51, 822,016.19 and 192,907.87

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Solution

The fourth proportional to 547,966.51, 822,016.19 and 192,907.87 is: 289,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,966.51 : 822,016.19 = 192,907.87 : x
  2. Step 2: Convert to fraction form
    547,966.51/822,016.19 = 192,907.87/x
  3. Step 3: Cross multiply
    547,966.51x = 822,016.19 × 192,907.87
  4. Step 4: Simplify right side
    547,966.51x = 158,573,392,318.42
  5. Step 5: Solve for x
    x = 158,573,392,318.42/547,966.51
  6. Step 6: Final answer
    x = 289,385.19

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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.