Home / 376,078.18-563,586.86-207,674.32

Finding the Fourth Proportional to 376,078.18, 563,586.86 and 207,674.32

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Solution

The fourth proportional to 376,078.18, 563,586.86 and 207,674.32 is: 311,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,078.18 : 563,586.86 = 207,674.32 : x
  2. Step 2: Convert to fraction form
    376,078.18/563,586.86 = 207,674.32/x
  3. Step 3: Cross multiply
    376,078.18x = 563,586.86 × 207,674.32
  4. Step 4: Simplify right side
    376,078.18x = 117,042,517,911.44
  5. Step 5: Solve for x
    x = 117,042,517,911.44/376,078.18
  6. Step 6: Final answer
    x = 311,218.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.