Home / 1,473,179.12-2,209,816.20-408,231.44

Finding the Fourth Proportional to 1,473,179.12, 2,209,816.20 and 408,231.44

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Solution

The fourth proportional to 1,473,179.12, 2,209,816.20 and 408,231.44 is: 612,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,179.12 : 2,209,816.20 = 408,231.44 : x
  2. Step 2: Convert to fraction form
    1,473,179.12/2,209,816.20 = 408,231.44/x
  3. Step 3: Cross multiply
    1,473,179.12x = 2,209,816.20 × 408,231.44
  4. Step 4: Simplify right side
    1,473,179.12x = 902,116,449,461.33
  5. Step 5: Solve for x
    x = 902,116,449,461.33/1,473,179.12
  6. Step 6: Final answer
    x = 612,360.33

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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.