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Finding the Fourth Proportional to 358,452.19, 494,606.13 and 205,462.22

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Solution

The fourth proportional to 358,452.19, 494,606.13 and 205,462.22 is: 283,504.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,452.19 : 494,606.13 = 205,462.22 : x
  2. Step 2: Convert to fraction form
    358,452.19/494,606.13 = 205,462.22/x
  3. Step 3: Cross multiply
    358,452.19x = 494,606.13 × 205,462.22
  4. Step 4: Simplify right side
    358,452.19x = 101,622,874,189.78
  5. Step 5: Solve for x
    x = 101,622,874,189.78/358,452.19
  6. Step 6: Final answer
    x = 283,504.69

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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.