Home / 889,150.56-1,333,864.22-289,972.01

Finding the Fourth Proportional to 889,150.56, 1,333,864.22 and 289,972.01

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Solution

The fourth proportional to 889,150.56, 1,333,864.22 and 289,972.01 is: 435,003.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,150.56 : 1,333,864.22 = 289,972.01 : x
  2. Step 2: Convert to fraction form
    889,150.56/1,333,864.22 = 289,972.01/x
  3. Step 3: Cross multiply
    889,150.56x = 1,333,864.22 × 289,972.01
  4. Step 4: Simplify right side
    889,150.56x = 386,783,288,940.48
  5. Step 5: Solve for x
    x = 386,783,288,940.48/889,150.56
  6. Step 6: Final answer
    x = 435,003.14

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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.