Home / 348,226.12-522,951.51-343,239.76

Finding the Fourth Proportional to 348,226.12, 522,951.51 and 343,239.76

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Solution

The fourth proportional to 348,226.12, 522,951.51 and 343,239.76 is: 515,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,226.12 : 522,951.51 = 343,239.76 : x
  2. Step 2: Convert to fraction form
    348,226.12/522,951.51 = 343,239.76/x
  3. Step 3: Cross multiply
    348,226.12x = 522,951.51 × 343,239.76
  4. Step 4: Simplify right side
    348,226.12x = 179,497,750,784.04
  5. Step 5: Solve for x
    x = 179,497,750,784.04/348,226.12
  6. Step 6: Final answer
    x = 515,463.20

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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.