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Finding the Fourth Proportional to 368,321.36, 552,479.64 and 94,767.32

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Solution

The fourth proportional to 368,321.36, 552,479.64 and 94,767.32 is: 142,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,321.36 : 552,479.64 = 94,767.32 : x
  2. Step 2: Convert to fraction form
    368,321.36/552,479.64 = 94,767.32/x
  3. Step 3: Cross multiply
    368,321.36x = 552,479.64 × 94,767.32
  4. Step 4: Simplify right side
    368,321.36x = 52,357,014,837.36
  5. Step 5: Solve for x
    x = 52,357,014,837.36/368,321.36
  6. Step 6: Final answer
    x = 142,150.36

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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.