Home / 376,024.02-518,911.65-203,941.29

Finding the Fourth Proportional to 376,024.02, 518,911.65 and 203,941.29

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Solution

The fourth proportional to 376,024.02, 518,911.65 and 203,941.29 is: 281,438.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,024.02 : 518,911.65 = 203,941.29 : x
  2. Step 2: Convert to fraction form
    376,024.02/518,911.65 = 203,941.29/x
  3. Step 3: Cross multiply
    376,024.02x = 518,911.65 × 203,941.29
  4. Step 4: Simplify right side
    376,024.02x = 105,827,511,297.03
  5. Step 5: Solve for x
    x = 105,827,511,297.03/376,024.02
  6. Step 6: Final answer
    x = 281,438.17

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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.