Home / 889,792.83-1,227,908.02-481,885.29

Finding the Fourth Proportional to 889,792.83, 1,227,908.02 and 481,885.29

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Solution

The fourth proportional to 889,792.83, 1,227,908.02 and 481,885.29 is: 664,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,792.83 : 1,227,908.02 = 481,885.29 : x
  2. Step 2: Convert to fraction form
    889,792.83/1,227,908.02 = 481,885.29/x
  3. Step 3: Cross multiply
    889,792.83x = 1,227,908.02 × 481,885.29
  4. Step 4: Simplify right side
    889,792.83x = 591,710,812,311.03
  5. Step 5: Solve for x
    x = 591,710,812,311.03/889,792.83
  6. Step 6: Final answer
    x = 664,998.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.