Home / 355,979.52-533,471.04-236,177.28

Finding the Fourth Proportional to 355,979.52, 533,471.04 and 236,177.28

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Solution

The fourth proportional to 355,979.52, 533,471.04 and 236,177.28 is: 353,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,979.52 : 533,471.04 = 236,177.28 : x
  2. Step 2: Convert to fraction form
    355,979.52/533,471.04 = 236,177.28/x
  3. Step 3: Cross multiply
    355,979.52x = 533,471.04 × 236,177.28
  4. Step 4: Simplify right side
    355,979.52x = 125,993,739,185.97
  5. Step 5: Solve for x
    x = 125,993,739,185.97/355,979.52
  6. Step 6: Final answer
    x = 353,935.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.