Home / 901,727.34-1,244,383.83-499,319.34

Finding the Fourth Proportional to 901,727.34, 1,244,383.83 and 499,319.34

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Solution

The fourth proportional to 901,727.34, 1,244,383.83 and 499,319.34 is: 689,060.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,727.34 : 1,244,383.83 = 499,319.34 : x
  2. Step 2: Convert to fraction form
    901,727.34/1,244,383.83 = 499,319.34/x
  3. Step 3: Cross multiply
    901,727.34x = 1,244,383.83 × 499,319.34
  4. Step 4: Simplify right side
    901,727.34x = 621,344,912,702.27
  5. Step 5: Solve for x
    x = 621,344,912,702.27/901,727.34
  6. Step 6: Final answer
    x = 689,060.75

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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.