Home / 366,548.34-505,836.66-223,308.28

Finding the Fourth Proportional to 366,548.34, 505,836.66 and 223,308.28

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Solution

The fourth proportional to 366,548.34, 505,836.66 and 223,308.28 is: 308,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,548.34 : 505,836.66 = 223,308.28 : x
  2. Step 2: Convert to fraction form
    366,548.34/505,836.66 = 223,308.28/x
  3. Step 3: Cross multiply
    366,548.34x = 505,836.66 × 223,308.28
  4. Step 4: Simplify right side
    366,548.34x = 112,957,514,505.55
  5. Step 5: Solve for x
    x = 112,957,514,505.55/366,548.34
  6. Step 6: Final answer
    x = 308,165.40

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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.