Home / 569,255.16-785,546.31-351,561.18

Finding the Fourth Proportional to 569,255.16, 785,546.31 and 351,561.18

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Solution

The fourth proportional to 569,255.16, 785,546.31 and 351,561.18 is: 485,138.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,255.16 : 785,546.31 = 351,561.18 : x
  2. Step 2: Convert to fraction form
    569,255.16/785,546.31 = 351,561.18/x
  3. Step 3: Cross multiply
    569,255.16x = 785,546.31 × 351,561.18
  4. Step 4: Simplify right side
    569,255.16x = 276,167,591,952.40
  5. Step 5: Solve for x
    x = 276,167,591,952.40/569,255.16
  6. Step 6: Final answer
    x = 485,138.49

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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.