Home / 893,642.60-1,233,224.52-485,744.42

Finding the Fourth Proportional to 893,642.60, 1,233,224.52 and 485,744.42

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Solution

The fourth proportional to 893,642.60, 1,233,224.52 and 485,744.42 is: 670,326.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,642.60 : 1,233,224.52 = 485,744.42 : x
  2. Step 2: Convert to fraction form
    893,642.60/1,233,224.52 = 485,744.42/x
  3. Step 3: Cross multiply
    893,642.60x = 1,233,224.52 × 485,744.42
  4. Step 4: Simplify right side
    893,642.60x = 599,031,929,197.18
  5. Step 5: Solve for x
    x = 599,031,929,197.18/893,642.60
  6. Step 6: Final answer
    x = 670,326.07

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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.