Home / 377,369.28-520,836.48-226,476

Finding the Fourth Proportional to 377,369.28, 520,836.48 and 226,476

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Solution

The fourth proportional to 377,369.28, 520,836.48 and 226,476 is: 312,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,369.28 : 520,836.48 = 226,476 : x
  2. Step 2: Convert to fraction form
    377,369.28/520,836.48 = 226,476/x
  3. Step 3: Cross multiply
    377,369.28x = 520,836.48 × 226,476
  4. Step 4: Simplify right side
    377,369.28x = 117,956,962,644.48
  5. Step 5: Solve for x
    x = 117,956,962,644.48/377,369.28
  6. Step 6: Final answer
    x = 312,577.01

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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.