Home / 339,586.02-468,772.38-229,228.74

Finding the Fourth Proportional to 339,586.02, 468,772.38 and 229,228.74

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Solution

The fourth proportional to 339,586.02, 468,772.38 and 229,228.74 is: 316,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,586.02 : 468,772.38 = 229,228.74 : x
  2. Step 2: Convert to fraction form
    339,586.02/468,772.38 = 229,228.74/x
  3. Step 3: Cross multiply
    339,586.02x = 468,772.38 × 229,228.74
  4. Step 4: Simplify right side
    339,586.02x = 107,456,102,014.20
  5. Step 5: Solve for x
    x = 107,456,102,014.20/339,586.02
  6. Step 6: Final answer
    x = 316,432.64

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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.