Home / 889,399.17-1,334,161.14-356,920.56

Finding the Fourth Proportional to 889,399.17, 1,334,161.14 and 356,920.56

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Solution

The fourth proportional to 889,399.17, 1,334,161.14 and 356,920.56 is: 535,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,399.17 : 1,334,161.14 = 356,920.56 : x
  2. Step 2: Convert to fraction form
    889,399.17/1,334,161.14 = 356,920.56/x
  3. Step 3: Cross multiply
    889,399.17x = 1,334,161.14 × 356,920.56
  4. Step 4: Simplify right side
    889,399.17x = 476,189,541,219.04
  5. Step 5: Solve for x
    x = 476,189,541,219.04/889,399.17
  6. Step 6: Final answer
    x = 535,405.88

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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.