Home / 572,158.44-789,571.26-317,504.16

Finding the Fourth Proportional to 572,158.44, 789,571.26 and 317,504.16

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Solution

The fourth proportional to 572,158.44, 789,571.26 and 317,504.16 is: 438,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,158.44 : 789,571.26 = 317,504.16 : x
  2. Step 2: Convert to fraction form
    572,158.44/789,571.26 = 317,504.16/x
  3. Step 3: Cross multiply
    572,158.44x = 789,571.26 × 317,504.16
  4. Step 4: Simplify right side
    572,158.44x = 250,692,159,666.44
  5. Step 5: Solve for x
    x = 250,692,159,666.44/572,158.44
  6. Step 6: Final answer
    x = 438,151.64

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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.