Home / 891,165.90-1,229,818.48-483,268.52

Finding the Fourth Proportional to 891,165.90, 1,229,818.48 and 483,268.52

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Solution

The fourth proportional to 891,165.90, 1,229,818.48 and 483,268.52 is: 666,915.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,165.90 : 1,229,818.48 = 483,268.52 : x
  2. Step 2: Convert to fraction form
    891,165.90/1,229,818.48 = 483,268.52/x
  3. Step 3: Cross multiply
    891,165.90x = 1,229,818.48 × 483,268.52
  4. Step 4: Simplify right side
    891,165.90x = 594,332,556,698.25
  5. Step 5: Solve for x
    x = 594,332,556,698.25/891,165.90
  6. Step 6: Final answer
    x = 666,915.73

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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.