Home / 377,262.18-520,625.31-205,181.79

Finding the Fourth Proportional to 377,262.18, 520,625.31 and 205,181.79

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Solution

The fourth proportional to 377,262.18, 520,625.31 and 205,181.79 is: 283,152.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,262.18 : 520,625.31 = 205,181.79 : x
  2. Step 2: Convert to fraction form
    377,262.18/520,625.31 = 205,181.79/x
  3. Step 3: Cross multiply
    377,262.18x = 520,625.31 × 205,181.79
  4. Step 4: Simplify right side
    377,262.18x = 106,822,833,025.11
  5. Step 5: Solve for x
    x = 106,822,833,025.11/377,262.18
  6. Step 6: Final answer
    x = 283,152.77

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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.