Home / 375,311.64-517,967.02-214,190.94

Finding the Fourth Proportional to 375,311.64, 517,967.02 and 214,190.94

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Solution

The fourth proportional to 375,311.64, 517,967.02 and 214,190.94 is: 295,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,311.64 : 517,967.02 = 214,190.94 : x
  2. Step 2: Convert to fraction form
    375,311.64/517,967.02 = 214,190.94/x
  3. Step 3: Cross multiply
    375,311.64x = 517,967.02 × 214,190.94
  4. Step 4: Simplify right side
    375,311.64x = 110,943,842,902.80
  5. Step 5: Solve for x
    x = 110,943,842,902.80/375,311.64
  6. Step 6: Final answer
    x = 295,604.59

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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.