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Finding the Fourth Proportional to 508,480.78, 701,593.85 and 293,496.28

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Solution

The fourth proportional to 508,480.78, 701,593.85 and 293,496.28 is: 404,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,480.78 : 701,593.85 = 293,496.28 : x
  2. Step 2: Convert to fraction form
    508,480.78/701,593.85 = 293,496.28/x
  3. Step 3: Cross multiply
    508,480.78x = 701,593.85 × 293,496.28
  4. Step 4: Simplify right side
    508,480.78x = 205,915,185,045.88
  5. Step 5: Solve for x
    x = 205,915,185,045.88/508,480.78
  6. Step 6: Final answer
    x = 404,961.59

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1.5x scale

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.