Home / 1,268,457.20-1,903,003.32-369,899.04

Finding the Fourth Proportional to 1,268,457.20, 1,903,003.32 and 369,899.04

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Solution

The fourth proportional to 1,268,457.20, 1,903,003.32 and 369,899.04 is: 554,941.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,457.20 : 1,903,003.32 = 369,899.04 : x
  2. Step 2: Convert to fraction form
    1,268,457.20/1,903,003.32 = 369,899.04/x
  3. Step 3: Cross multiply
    1,268,457.20x = 1,903,003.32 × 369,899.04
  4. Step 4: Simplify right side
    1,268,457.20x = 703,919,102,109.56
  5. Step 5: Solve for x
    x = 703,919,102,109.56/1,268,457.20
  6. Step 6: Final answer
    x = 554,941.15

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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.