Home / 571,982.22-789,335.71-317,333.41

Finding the Fourth Proportional to 571,982.22, 789,335.71 and 317,333.41

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Solution

The fourth proportional to 571,982.22, 789,335.71 and 317,333.41 is: 437,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,982.22 : 789,335.71 = 317,333.41 : x
  2. Step 2: Convert to fraction form
    571,982.22/789,335.71 = 317,333.41/x
  3. Step 3: Cross multiply
    571,982.22x = 789,335.71 × 317,333.41
  4. Step 4: Simplify right side
    571,982.22x = 250,482,589,722.40
  5. Step 5: Solve for x
    x = 250,482,589,722.40/571,982.22
  6. Step 6: Final answer
    x = 437,920.24

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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.