Home / 598,439.98-825,846.81-383,579.86

Finding the Fourth Proportional to 598,439.98, 825,846.81 and 383,579.86

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Solution

The fourth proportional to 598,439.98, 825,846.81 and 383,579.86 is: 529,339.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,439.98 : 825,846.81 = 383,579.86 : x
  2. Step 2: Convert to fraction form
    598,439.98/825,846.81 = 383,579.86/x
  3. Step 3: Cross multiply
    598,439.98x = 825,846.81 × 383,579.86
  4. Step 4: Simplify right side
    598,439.98x = 316,778,203,761.25
  5. Step 5: Solve for x
    x = 316,778,203,761.25/598,439.98
  6. Step 6: Final answer
    x = 529,339.97

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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.