Home / 447,947.52-671,945.76-181,668.48

Finding the Fourth Proportional to 447,947.52, 671,945.76 and 181,668.48

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Solution

The fourth proportional to 447,947.52, 671,945.76 and 181,668.48 is: 272,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,947.52 : 671,945.76 = 181,668.48 : x
  2. Step 2: Convert to fraction form
    447,947.52/671,945.76 = 181,668.48/x
  3. Step 3: Cross multiply
    447,947.52x = 671,945.76 × 181,668.48
  4. Step 4: Simplify right side
    447,947.52x = 122,071,364,861.65
  5. Step 5: Solve for x
    x = 122,071,364,861.65/447,947.52
  6. Step 6: Final answer
    x = 272,512.65

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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.