Home / 840,324.84-1,260,651.15-271,846.86

Finding the Fourth Proportional to 840,324.84, 1,260,651.15 and 271,846.86

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Solution

The fourth proportional to 840,324.84, 1,260,651.15 and 271,846.86 is: 407,823.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,324.84 : 1,260,651.15 = 271,846.86 : x
  2. Step 2: Convert to fraction form
    840,324.84/1,260,651.15 = 271,846.86/x
  3. Step 3: Cross multiply
    840,324.84x = 1,260,651.15 × 271,846.86
  4. Step 4: Simplify right side
    840,324.84x = 342,704,056,682.89
  5. Step 5: Solve for x
    x = 342,704,056,682.89/840,324.84
  6. Step 6: Final answer
    x = 407,823.31

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1.5x scale

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.