Home / 797,789.88-1,100,851.20-487,848.24

Finding the Fourth Proportional to 797,789.88, 1,100,851.20 and 487,848.24

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Solution

The fourth proportional to 797,789.88, 1,100,851.20 and 487,848.24 is: 673,170.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,789.88 : 1,100,851.20 = 487,848.24 : x
  2. Step 2: Convert to fraction form
    797,789.88/1,100,851.20 = 487,848.24/x
  3. Step 3: Cross multiply
    797,789.88x = 1,100,851.20 × 487,848.24
  4. Step 4: Simplify right side
    797,789.88x = 537,048,320,421.89
  5. Step 5: Solve for x
    x = 537,048,320,421.89/797,789.88
  6. Step 6: Final answer
    x = 673,170.13

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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.