Home / 377,517.30-520,973.96-207,751.42

Finding the Fourth Proportional to 377,517.30, 520,973.96 and 207,751.42

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Solution

The fourth proportional to 377,517.30, 520,973.96 and 207,751.42 is: 286,697.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,517.30 : 520,973.96 = 207,751.42 : x
  2. Step 2: Convert to fraction form
    377,517.30/520,973.96 = 207,751.42/x
  3. Step 3: Cross multiply
    377,517.30x = 520,973.96 × 207,751.42
  4. Step 4: Simplify right side
    377,517.30x = 108,233,080,754.09
  5. Step 5: Solve for x
    x = 108,233,080,754.09/377,517.30
  6. Step 6: Final answer
    x = 286,697.01

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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.