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Finding the Fourth Proportional to 441,391, 662,088.12 and 108,967

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Solution

The fourth proportional to 441,391, 662,088.12 and 108,967 is: 163,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,391 : 662,088.12 = 108,967 : x
  2. Step 2: Convert to fraction form
    441,391/662,088.12 = 108,967/x
  3. Step 3: Cross multiply
    441,391x = 662,088.12 × 108,967
  4. Step 4: Simplify right side
    441,391x = 72,145,756,172.04
  5. Step 5: Solve for x
    x = 72,145,756,172.04/441,391
  6. Step 6: Final answer
    x = 163,450.90

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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.