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Finding the Fourth Proportional to 502,596.72, 693,588.82 and 273,154.03

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Solution

The fourth proportional to 502,596.72, 693,588.82 and 273,154.03 is: 376,955.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,596.72 : 693,588.82 = 273,154.03 : x
  2. Step 2: Convert to fraction form
    502,596.72/693,588.82 = 273,154.03/x
  3. Step 3: Cross multiply
    502,596.72x = 693,588.82 × 273,154.03
  4. Step 4: Simplify right side
    502,596.72x = 189,456,581,345.95
  5. Step 5: Solve for x
    x = 189,456,581,345.95/502,596.72
  6. Step 6: Final answer
    x = 376,955.47

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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.