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Finding the Fourth Proportional to 568,894.25, 785,071.67 and 314,245.44

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Solution

The fourth proportional to 568,894.25, 785,071.67 and 314,245.44 is: 433,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,894.25 : 785,071.67 = 314,245.44 : x
  2. Step 2: Convert to fraction form
    568,894.25/785,071.67 = 314,245.44/x
  3. Step 3: Cross multiply
    568,894.25x = 785,071.67 × 314,245.44
  4. Step 4: Simplify right side
    568,894.25x = 246,705,190,799.46
  5. Step 5: Solve for x
    x = 246,705,190,799.46/568,894.25
  6. Step 6: Final answer
    x = 433,657.38

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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.