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Finding the Fourth Proportional to 441,804, 662,706 and 109,380

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Solution

The fourth proportional to 441,804, 662,706 and 109,380 is: 164,070

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,804 : 662,706 = 109,380 : x
  2. Step 2: Convert to fraction form
    441,804/662,706 = 109,380/x
  3. Step 3: Cross multiply
    441,804x = 662,706 × 109,380
  4. Step 4: Simplify right side
    441,804x = 72,486,782,280
  5. Step 5: Solve for x
    x = 72,486,782,280/441,804
  6. Step 6: Final answer
    x = 164,070

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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.