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Finding the Fourth Proportional to 871,612.98, 1,202,480.03 and 504,022.19

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Solution

The fourth proportional to 871,612.98, 1,202,480.03 and 504,022.19 is: 695,350.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,612.98 : 1,202,480.03 = 504,022.19 : x
  2. Step 2: Convert to fraction form
    871,612.98/1,202,480.03 = 504,022.19/x
  3. Step 3: Cross multiply
    871,612.98x = 1,202,480.03 × 504,022.19
  4. Step 4: Simplify right side
    871,612.98x = 606,076,618,151.87
  5. Step 5: Solve for x
    x = 606,076,618,151.87/871,612.98
  6. Step 6: Final answer
    x = 695,350.61

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Double scale
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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.