Home / 705,882.93-1,058,821.70-200,443.92

Finding the Fourth Proportional to 705,882.93, 1,058,821.70 and 200,443.92

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Solution

The fourth proportional to 705,882.93, 1,058,821.70 and 200,443.92 is: 300,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,882.93 : 1,058,821.70 = 200,443.92 : x
  2. Step 2: Convert to fraction form
    705,882.93/1,058,821.70 = 200,443.92/x
  3. Step 3: Cross multiply
    705,882.93x = 1,058,821.70 × 200,443.92
  4. Step 4: Simplify right side
    705,882.93x = 212,234,371,126.84
  5. Step 5: Solve for x
    x = 212,234,371,126.84/705,882.93
  6. Step 6: Final answer
    x = 300,665.11

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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.