Home / 889,702.92-1,227,790.66-481,807.96

Finding the Fourth Proportional to 889,702.92, 1,227,790.66 and 481,807.96

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Solution

The fourth proportional to 889,702.92, 1,227,790.66 and 481,807.96 is: 664,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,702.92 : 1,227,790.66 = 481,807.96 : x
  2. Step 2: Convert to fraction form
    889,702.92/1,227,790.66 = 481,807.96/x
  3. Step 3: Cross multiply
    889,702.92x = 1,227,790.66 × 481,807.96
  4. Step 4: Simplify right side
    889,702.92x = 591,559,313,201.65
  5. Step 5: Solve for x
    x = 591,559,313,201.65/889,702.92
  6. Step 6: Final answer
    x = 664,895.33

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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.