Home / 670,653.40-1,005,980.39-165,224.22

Finding the Fourth Proportional to 670,653.40, 1,005,980.39 and 165,224.22

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Solution

The fourth proportional to 670,653.40, 1,005,980.39 and 165,224.22 is: 247,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,653.40 : 1,005,980.39 = 165,224.22 : x
  2. Step 2: Convert to fraction form
    670,653.40/1,005,980.39 = 165,224.22/x
  3. Step 3: Cross multiply
    670,653.40x = 1,005,980.39 × 165,224.22
  4. Step 4: Simplify right side
    670,653.40x = 166,212,325,273.05
  5. Step 5: Solve for x
    x = 166,212,325,273.05/670,653.40
  6. Step 6: Final answer
    x = 247,836.40

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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.