Home / 797,902.80-1,195,856.28-398,655.36

Finding the Fourth Proportional to 797,902.80, 1,195,856.28 and 398,655.36

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Solution

The fourth proportional to 797,902.80, 1,195,856.28 and 398,655.36 is: 597,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,902.80 : 1,195,856.28 = 398,655.36 : x
  2. Step 2: Convert to fraction form
    797,902.80/1,195,856.28 = 398,655.36/x
  3. Step 3: Cross multiply
    797,902.80x = 1,195,856.28 × 398,655.36
  4. Step 4: Simplify right side
    797,902.80x = 476,734,515,811.66
  5. Step 5: Solve for x
    x = 476,734,515,811.66/797,902.80
  6. Step 6: Final answer
    x = 597,484.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.