Home / 871,110.36-1,202,020.59-508,451.04

Finding the Fourth Proportional to 871,110.36, 1,202,020.59 and 508,451.04

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Solution

The fourth proportional to 871,110.36, 1,202,020.59 and 508,451.04 is: 701,597.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,110.36 : 1,202,020.59 = 508,451.04 : x
  2. Step 2: Convert to fraction form
    871,110.36/1,202,020.59 = 508,451.04/x
  3. Step 3: Cross multiply
    871,110.36x = 1,202,020.59 × 508,451.04
  4. Step 4: Simplify right side
    871,110.36x = 611,168,619,086.91
  5. Step 5: Solve for x
    x = 611,168,619,086.91/871,110.36
  6. Step 6: Final answer
    x = 701,597.23

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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.