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Finding the Fourth Proportional to 304,039.36, 454,375.85 and 224,239.78

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Solution

The fourth proportional to 304,039.36, 454,375.85 and 224,239.78 is: 335,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,039.36 : 454,375.85 = 224,239.78 : x
  2. Step 2: Convert to fraction form
    304,039.36/454,375.85 = 224,239.78/x
  3. Step 3: Cross multiply
    304,039.36x = 454,375.85 × 224,239.78
  4. Step 4: Simplify right side
    304,039.36x = 101,889,140,641.31
  5. Step 5: Solve for x
    x = 101,889,140,641.31/304,039.36
  6. Step 6: Final answer
    x = 335,118.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.