Home / 889,439.74-1,227,436.74-481,550.47

Finding the Fourth Proportional to 889,439.74, 1,227,436.74 and 481,550.47

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Solution

The fourth proportional to 889,439.74, 1,227,436.74 and 481,550.47 is: 664,545.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,439.74 : 1,227,436.74 = 481,550.47 : x
  2. Step 2: Convert to fraction form
    889,439.74/1,227,436.74 = 481,550.47/x
  3. Step 3: Cross multiply
    889,439.74x = 1,227,436.74 × 481,550.47
  4. Step 4: Simplify right side
    889,439.74x = 591,072,735,973.68
  5. Step 5: Solve for x
    x = 591,072,735,973.68/889,439.74
  6. Step 6: Final answer
    x = 664,545.01

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1.5x scale

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.