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Finding the Fourth Proportional to 293,482.90, 404,818.22 and 201,557.82

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Solution

The fourth proportional to 293,482.90, 404,818.22 and 201,557.82 is: 278,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,482.90 : 404,818.22 = 201,557.82 : x
  2. Step 2: Convert to fraction form
    293,482.90/404,818.22 = 201,557.82/x
  3. Step 3: Cross multiply
    293,482.90x = 404,818.22 × 201,557.82
  4. Step 4: Simplify right side
    293,482.90x = 81,594,277,919.48
  5. Step 5: Solve for x
    x = 81,594,277,919.48/293,482.90
  6. Step 6: Final answer
    x = 278,020.55

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1.5x scale

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.