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Finding the Fourth Proportional to 502,302, 693,177.03 and 275,962.08

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Solution

The fourth proportional to 502,302, 693,177.03 and 275,962.08 is: 380,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,302 : 693,177.03 = 275,962.08 : x
  2. Step 2: Convert to fraction form
    502,302/693,177.03 = 275,962.08/x
  3. Step 3: Cross multiply
    502,302x = 693,177.03 × 275,962.08
  4. Step 4: Simplify right side
    502,302x = 191,290,575,007.02
  5. Step 5: Solve for x
    x = 191,290,575,007.02/502,302
  6. Step 6: Final answer
    x = 380,827.82

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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.