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Finding the Fourth Proportional to 701,549.15, 968,114.22 and 443,564.96

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Solution

The fourth proportional to 701,549.15, 968,114.22 and 443,564.96 is: 612,104.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,549.15 : 968,114.22 = 443,564.96 : x
  2. Step 2: Convert to fraction form
    701,549.15/968,114.22 = 443,564.96/x
  3. Step 3: Cross multiply
    701,549.15x = 968,114.22 × 443,564.96
  4. Step 4: Simplify right side
    701,549.15x = 429,421,540,429.16
  5. Step 5: Solve for x
    x = 429,421,540,429.16/701,549.15
  6. Step 6: Final answer
    x = 612,104.72

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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.