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Finding the Fourth Proportional to 344,837.87, 475,804.94 and 201,570.20

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Solution

The fourth proportional to 344,837.87, 475,804.94 and 201,570.20 is: 278,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,837.87 : 475,804.94 = 201,570.20 : x
  2. Step 2: Convert to fraction form
    344,837.87/475,804.94 = 201,570.20/x
  3. Step 3: Cross multiply
    344,837.87x = 475,804.94 × 201,570.20
  4. Step 4: Simplify right side
    344,837.87x = 95,908,093,529.91
  5. Step 5: Solve for x
    x = 95,908,093,529.91/344,837.87
  6. Step 6: Final answer
    x = 278,125.18

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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.