Home / 889,353.22-1,227,307.16-481,454.76

Finding the Fourth Proportional to 889,353.22, 1,227,307.16 and 481,454.76

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Solution

The fourth proportional to 889,353.22, 1,227,307.16 and 481,454.76 is: 664,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,353.22 : 1,227,307.16 = 481,454.76 : x
  2. Step 2: Convert to fraction form
    889,353.22/1,227,307.16 = 481,454.76/x
  3. Step 3: Cross multiply
    889,353.22x = 1,227,307.16 × 481,454.76
  4. Step 4: Simplify right side
    889,353.22x = 590,892,874,164.08
  5. Step 5: Solve for x
    x = 590,892,874,164.08/889,353.22
  6. Step 6: Final answer
    x = 664,407.42

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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.