Home / 381,270.52-571,533.82-181,537.24

Finding the Fourth Proportional to 381,270.52, 571,533.82 and 181,537.24

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Solution

The fourth proportional to 381,270.52, 571,533.82 and 181,537.24 is: 272,128.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,270.52 : 571,533.82 = 181,537.24 : x
  2. Step 2: Convert to fraction form
    381,270.52/571,533.82 = 181,537.24/x
  3. Step 3: Cross multiply
    381,270.52x = 571,533.82 × 181,537.24
  4. Step 4: Simplify right side
    381,270.52x = 103,754,672,249.46
  5. Step 5: Solve for x
    x = 103,754,672,249.46/381,270.52
  6. Step 6: Final answer
    x = 272,128.76

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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.