Home / 375,731.98-518,546.02-214,611.10

Finding the Fourth Proportional to 375,731.98, 518,546.02 and 214,611.10

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Solution

The fourth proportional to 375,731.98, 518,546.02 and 214,611.10 is: 296,183.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,731.98 : 518,546.02 = 214,611.10 : x
  2. Step 2: Convert to fraction form
    375,731.98/518,546.02 = 214,611.10/x
  3. Step 3: Cross multiply
    375,731.98x = 518,546.02 × 214,611.10
  4. Step 4: Simplify right side
    375,731.98x = 111,285,731,752.82
  5. Step 5: Solve for x
    x = 111,285,731,752.82/375,731.98
  6. Step 6: Final answer
    x = 296,183.82

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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.