Home / 377,914.02-521,521.88-205,832.66

Finding the Fourth Proportional to 377,914.02, 521,521.88 and 205,832.66

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Solution

The fourth proportional to 377,914.02, 521,521.88 and 205,832.66 is: 284,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,914.02 : 521,521.88 = 205,832.66 : x
  2. Step 2: Convert to fraction form
    377,914.02/521,521.88 = 205,832.66/x
  3. Step 3: Cross multiply
    377,914.02x = 521,521.88 × 205,832.66
  4. Step 4: Simplify right side
    377,914.02x = 107,346,235,808.60
  5. Step 5: Solve for x
    x = 107,346,235,808.60/377,914.02
  6. Step 6: Final answer
    x = 284,049.36

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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.