Home / 403,849.96-557,316.72-222,568.52

Finding the Fourth Proportional to 403,849.96, 557,316.72 and 222,568.52

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Solution

The fourth proportional to 403,849.96, 557,316.72 and 222,568.52 is: 307,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,849.96 : 557,316.72 = 222,568.52 : x
  2. Step 2: Convert to fraction form
    403,849.96/557,316.72 = 222,568.52/x
  3. Step 3: Cross multiply
    403,849.96x = 557,316.72 × 222,568.52
  4. Step 4: Simplify right side
    403,849.96x = 124,041,154,755.07
  5. Step 5: Solve for x
    x = 124,041,154,755.07/403,849.96
  6. Step 6: Final answer
    x = 307,146.63

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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.