Home / 855,168.32-1,282,391.60-256,214.64

Finding the Fourth Proportional to 855,168.32, 1,282,391.60 and 256,214.64

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Solution

The fourth proportional to 855,168.32, 1,282,391.60 and 256,214.64 is: 384,213.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,168.32 : 1,282,391.60 = 256,214.64 : x
  2. Step 2: Convert to fraction form
    855,168.32/1,282,391.60 = 256,214.64/x
  3. Step 3: Cross multiply
    855,168.32x = 1,282,391.60 × 256,214.64
  4. Step 4: Simplify right side
    855,168.32x = 328,567,502,133.02
  5. Step 5: Solve for x
    x = 328,567,502,133.02/855,168.32
  6. Step 6: Final answer
    x = 384,213.84

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