Home / 871,498.04-1,202,480.72-508,757.28

Finding the Fourth Proportional to 871,498.04, 1,202,480.72 and 508,757.28

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Solution

The fourth proportional to 871,498.04, 1,202,480.72 and 508,757.28 is: 701,976.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,498.04 : 1,202,480.72 = 508,757.28 : x
  2. Step 2: Convert to fraction form
    871,498.04/1,202,480.72 = 508,757.28/x
  3. Step 3: Cross multiply
    871,498.04x = 1,202,480.72 × 508,757.28
  4. Step 4: Simplify right side
    871,498.04x = 611,770,820,359.64
  5. Step 5: Solve for x
    x = 611,770,820,359.64/871,498.04
  6. Step 6: Final answer
    x = 701,976.13

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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.