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Finding the Fourth Proportional to 380,496.24, 525,114.72 and 210,746.16

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Solution

The fourth proportional to 380,496.24, 525,114.72 and 210,746.16 is: 290,846.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,496.24 : 525,114.72 = 210,746.16 : x
  2. Step 2: Convert to fraction form
    380,496.24/525,114.72 = 210,746.16/x
  3. Step 3: Cross multiply
    380,496.24x = 525,114.72 × 210,746.16
  4. Step 4: Simplify right side
    380,496.24x = 110,665,910,799.48
  5. Step 5: Solve for x
    x = 110,665,910,799.48/380,496.24
  6. Step 6: Final answer
    x = 290,846.27

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