Home / 446,922.54-670,378.14-109,967.40

Finding the Fourth Proportional to 446,922.54, 670,378.14 and 109,967.40

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Solution

The fourth proportional to 446,922.54, 670,378.14 and 109,967.40 is: 164,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,922.54 : 670,378.14 = 109,967.40 : x
  2. Step 2: Convert to fraction form
    446,922.54/670,378.14 = 109,967.40/x
  3. Step 3: Cross multiply
    446,922.54x = 670,378.14 × 109,967.40
  4. Step 4: Simplify right side
    446,922.54x = 73,719,741,072.64
  5. Step 5: Solve for x
    x = 73,719,741,072.64/446,922.54
  6. Step 6: Final answer
    x = 164,949.70

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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.