Home / 705,772.92-1,058,064.24-306,112.67

Finding the Fourth Proportional to 705,772.92, 1,058,064.24 and 306,112.67

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Solution

The fourth proportional to 705,772.92, 1,058,064.24 and 306,112.67 is: 458,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,772.92 : 1,058,064.24 = 306,112.67 : x
  2. Step 2: Convert to fraction form
    705,772.92/1,058,064.24 = 306,112.67/x
  3. Step 3: Cross multiply
    705,772.92x = 1,058,064.24 × 306,112.67
  4. Step 4: Simplify right side
    705,772.92x = 323,886,869,537.92
  5. Step 5: Solve for x
    x = 323,886,869,537.92/705,772.92
  6. Step 6: Final answer
    x = 458,910.88

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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.