Home / 901,705.70-1,244,469.02-519,735.22

Finding the Fourth Proportional to 901,705.70, 1,244,469.02 and 519,735.22

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Solution

The fourth proportional to 901,705.70, 1,244,469.02 and 519,735.22 is: 717,300.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,705.70 : 1,244,469.02 = 519,735.22 : x
  2. Step 2: Convert to fraction form
    901,705.70/1,244,469.02 = 519,735.22/x
  3. Step 3: Cross multiply
    901,705.70x = 1,244,469.02 × 519,735.22
  4. Step 4: Simplify right side
    901,705.70x = 646,794,374,183.04
  5. Step 5: Solve for x
    x = 646,794,374,183.04/901,705.70
  6. Step 6: Final answer
    x = 717,300.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.