Home / 984,671.25-1,476,416.30-451,524.39

Finding the Fourth Proportional to 984,671.25, 1,476,416.30 and 451,524.39

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Solution

The fourth proportional to 984,671.25, 1,476,416.30 and 451,524.39 is: 677,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,671.25 : 1,476,416.30 = 451,524.39 : x
  2. Step 2: Convert to fraction form
    984,671.25/1,476,416.30 = 451,524.39/x
  3. Step 3: Cross multiply
    984,671.25x = 1,476,416.30 × 451,524.39
  4. Step 4: Simplify right side
    984,671.25x = 666,637,970,372.37
  5. Step 5: Solve for x
    x = 666,637,970,372.37/984,671.25
  6. Step 6: Final answer
    x = 677,015.78

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1.5x scale

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.