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Finding the Fourth Proportional to 304,093.44, 456,140.16 and 210,664.80

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Solution

The fourth proportional to 304,093.44, 456,140.16 and 210,664.80 is: 315,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,093.44 : 456,140.16 = 210,664.80 : x
  2. Step 2: Convert to fraction form
    304,093.44/456,140.16 = 210,664.80/x
  3. Step 3: Cross multiply
    304,093.44x = 456,140.16 × 210,664.80
  4. Step 4: Simplify right side
    304,093.44x = 96,092,675,578.37
  5. Step 5: Solve for x
    x = 96,092,675,578.37/304,093.44
  6. Step 6: Final answer
    x = 315,997.20

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1.5x scale

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.