Home / 300,084.04-449,626.28-211,150.70

Finding the Fourth Proportional to 300,084.04, 449,626.28 and 211,150.70

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Solution

The fourth proportional to 300,084.04, 449,626.28 and 211,150.70 is: 316,374.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,084.04 : 449,626.28 = 211,150.70 : x
  2. Step 2: Convert to fraction form
    300,084.04/449,626.28 = 211,150.70/x
  3. Step 3: Cross multiply
    300,084.04x = 449,626.28 × 211,150.70
  4. Step 4: Simplify right side
    300,084.04x = 94,938,902,142.61
  5. Step 5: Solve for x
    x = 94,938,902,142.61/300,084.04
  6. Step 6: Final answer
    x = 316,374.38

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1.5x scale

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.