Home / 889,150.73-1,227,027.91-481,252.50

Finding the Fourth Proportional to 889,150.73, 1,227,027.91 and 481,252.50

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Solution

The fourth proportional to 889,150.73, 1,227,027.91 and 481,252.50 is: 664,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,150.73 : 1,227,027.91 = 481,252.50 : x
  2. Step 2: Convert to fraction form
    889,150.73/1,227,027.91 = 481,252.50/x
  3. Step 3: Cross multiply
    889,150.73x = 1,227,027.91 × 481,252.50
  4. Step 4: Simplify right side
    889,150.73x = 590,510,249,257.28
  5. Step 5: Solve for x
    x = 590,510,249,257.28/889,150.73
  6. Step 6: Final answer
    x = 664,128.40

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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.