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Finding the Fourth Proportional to 563,573.40, 846,110.70 and 327,085.80

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Solution

The fourth proportional to 563,573.40, 846,110.70 and 327,085.80 is: 491,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,573.40 : 846,110.70 = 327,085.80 : x
  2. Step 2: Convert to fraction form
    563,573.40/846,110.70 = 327,085.80/x
  3. Step 3: Cross multiply
    563,573.40x = 846,110.70 × 327,085.80
  4. Step 4: Simplify right side
    563,573.40x = 276,750,795,198.06
  5. Step 5: Solve for x
    x = 276,750,795,198.06/563,573.40
  6. Step 6: Final answer
    x = 491,064.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.