Home / 502,743.22-693,790.16-273,300.95

Finding the Fourth Proportional to 502,743.22, 693,790.16 and 273,300.95

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Solution

The fourth proportional to 502,743.22, 693,790.16 and 273,300.95 is: 377,157.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,743.22 : 693,790.16 = 273,300.95 : x
  2. Step 2: Convert to fraction form
    502,743.22/693,790.16 = 273,300.95/x
  3. Step 3: Cross multiply
    502,743.22x = 693,790.16 × 273,300.95
  4. Step 4: Simplify right side
    502,743.22x = 189,613,509,828.65
  5. Step 5: Solve for x
    x = 189,613,509,828.65/502,743.22
  6. Step 6: Final answer
    x = 377,157.77

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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.