Home / 258,316.53-356,352.68-222,444.26

Finding the Fourth Proportional to 258,316.53, 356,352.68 and 222,444.26

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Solution

The fourth proportional to 258,316.53, 356,352.68 and 222,444.26 is: 306,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,316.53 : 356,352.68 = 222,444.26 : x
  2. Step 2: Convert to fraction form
    258,316.53/356,352.68 = 222,444.26/x
  3. Step 3: Cross multiply
    258,316.53x = 356,352.68 × 222,444.26
  4. Step 4: Simplify right side
    258,316.53x = 79,268,608,201.62
  5. Step 5: Solve for x
    x = 79,268,608,201.62/258,316.53
  6. Step 6: Final answer
    x = 306,866.19

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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.