Home / 893,620.49-1,233,204.62-485,723.25

Finding the Fourth Proportional to 893,620.49, 1,233,204.62 and 485,723.25

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Solution

The fourth proportional to 893,620.49, 1,233,204.62 and 485,723.25 is: 670,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,620.49 : 1,233,204.62 = 485,723.25 : x
  2. Step 2: Convert to fraction form
    893,620.49/1,233,204.62 = 485,723.25/x
  3. Step 3: Cross multiply
    893,620.49x = 1,233,204.62 × 485,723.25
  4. Step 4: Simplify right side
    893,620.49x = 598,996,153,512.80
  5. Step 5: Solve for x
    x = 598,996,153,512.80/893,620.49
  6. Step 6: Final answer
    x = 670,302.62

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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.