Home / 889,436.48-1,227,422.72-481,538.30

Finding the Fourth Proportional to 889,436.48, 1,227,422.72 and 481,538.30

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Solution

The fourth proportional to 889,436.48, 1,227,422.72 and 481,538.30 is: 664,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,436.48 : 1,227,422.72 = 481,538.30 : x
  2. Step 2: Convert to fraction form
    889,436.48/1,227,422.72 = 481,538.30/x
  3. Step 3: Cross multiply
    889,436.48x = 1,227,422.72 × 481,538.30
  4. Step 4: Simplify right side
    889,436.48x = 591,051,049,970.18
  5. Step 5: Solve for x
    x = 591,051,049,970.18/889,436.48
  6. Step 6: Final answer
    x = 664,523.06

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Double scale
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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.