Home / 821,361.02-1,229,044.10-484,563.02

Finding the Fourth Proportional to 821,361.02, 1,229,044.10 and 484,563.02

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Solution

The fourth proportional to 821,361.02, 1,229,044.10 and 484,563.02 is: 725,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,361.02 : 1,229,044.10 = 484,563.02 : x
  2. Step 2: Convert to fraction form
    821,361.02/1,229,044.10 = 484,563.02/x
  3. Step 3: Cross multiply
    821,361.02x = 1,229,044.10 × 484,563.02
  4. Step 4: Simplify right side
    821,361.02x = 595,549,320,809.18
  5. Step 5: Solve for x
    x = 595,549,320,809.18/821,361.02
  6. Step 6: Final answer
    x = 725,076.19

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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.