Home / 334,389.05-501,288.32-255,853.88

Finding the Fourth Proportional to 334,389.05, 501,288.32 and 255,853.88

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Solution

The fourth proportional to 334,389.05, 501,288.32 and 255,853.88 is: 383,554.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,389.05 : 501,288.32 = 255,853.88 : x
  2. Step 2: Convert to fraction form
    334,389.05/501,288.32 = 255,853.88/x
  3. Step 3: Cross multiply
    334,389.05x = 501,288.32 × 255,853.88
  4. Step 4: Simplify right side
    334,389.05x = 128,256,557,884.97
  5. Step 5: Solve for x
    x = 128,256,557,884.97/334,389.05
  6. Step 6: Final answer
    x = 383,554.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.