Home / 377,523.23-520,982.13-207,757.36

Finding the Fourth Proportional to 377,523.23, 520,982.13 and 207,757.36

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Solution

The fourth proportional to 377,523.23, 520,982.13 and 207,757.36 is: 286,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,523.23 : 520,982.13 = 207,757.36 : x
  2. Step 2: Convert to fraction form
    377,523.23/520,982.13 = 207,757.36/x
  3. Step 3: Cross multiply
    377,523.23x = 520,982.13 × 207,757.36
  4. Step 4: Simplify right side
    377,523.23x = 108,237,871,935.98
  5. Step 5: Solve for x
    x = 108,237,871,935.98/377,523.23
  6. Step 6: Final answer
    x = 286,705.20

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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.