Home / 797,005.52-1,099,994.28-491,261.84

Finding the Fourth Proportional to 797,005.52, 1,099,994.28 and 491,261.84

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Solution

The fourth proportional to 797,005.52, 1,099,994.28 and 491,261.84 is: 678,019.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,005.52 : 1,099,994.28 = 491,261.84 : x
  2. Step 2: Convert to fraction form
    797,005.52/1,099,994.28 = 491,261.84/x
  3. Step 3: Cross multiply
    797,005.52x = 1,099,994.28 × 491,261.84
  4. Step 4: Simplify right side
    797,005.52x = 540,385,213,982.28
  5. Step 5: Solve for x
    x = 540,385,213,982.28/797,005.52
  6. Step 6: Final answer
    x = 678,019.41

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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.