Home / 847,335.74-1,271,002.49-216,249.54

Finding the Fourth Proportional to 847,335.74, 1,271,002.49 and 216,249.54

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Solution

The fourth proportional to 847,335.74, 1,271,002.49 and 216,249.54 is: 324,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,335.74 : 1,271,002.49 = 216,249.54 : x
  2. Step 2: Convert to fraction form
    847,335.74/1,271,002.49 = 216,249.54/x
  3. Step 3: Cross multiply
    847,335.74x = 1,271,002.49 × 216,249.54
  4. Step 4: Simplify right side
    847,335.74x = 274,853,703,801.36
  5. Step 5: Solve for x
    x = 274,853,703,801.36/847,335.74
  6. Step 6: Final answer
    x = 324,374.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.