Home / 705,959.64-1,058,343.54-306,299.16

Finding the Fourth Proportional to 705,959.64, 1,058,343.54 and 306,299.16

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Solution

The fourth proportional to 705,959.64, 1,058,343.54 and 306,299.16 is: 459,190.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,959.64 : 1,058,343.54 = 306,299.16 : x
  2. Step 2: Convert to fraction form
    705,959.64/1,058,343.54 = 306,299.16/x
  3. Step 3: Cross multiply
    705,959.64x = 1,058,343.54 × 306,299.16
  4. Step 4: Simplify right side
    705,959.64x = 324,169,737,293.43
  5. Step 5: Solve for x
    x = 324,169,737,293.43/705,959.64
  6. Step 6: Final answer
    x = 459,190.18

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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.