Home / 572,073.44-789,458.82-317,424.02

Finding the Fourth Proportional to 572,073.44, 789,458.82 and 317,424.02

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Solution

The fourth proportional to 572,073.44, 789,458.82 and 317,424.02 is: 438,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,073.44 : 789,458.82 = 317,424.02 : x
  2. Step 2: Convert to fraction form
    572,073.44/789,458.82 = 317,424.02/x
  3. Step 3: Cross multiply
    572,073.44x = 789,458.82 × 317,424.02
  4. Step 4: Simplify right side
    572,073.44x = 250,593,192,268.86
  5. Step 5: Solve for x
    x = 250,593,192,268.86/572,073.44
  6. Step 6: Final answer
    x = 438,043.75

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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.