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Finding the Fourth Proportional to 353,978.18, 488,485.47 and 192,829.76

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Solution

The fourth proportional to 353,978.18, 488,485.47 and 192,829.76 is: 266,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,978.18 : 488,485.47 = 192,829.76 : x
  2. Step 2: Convert to fraction form
    353,978.18/488,485.47 = 192,829.76/x
  3. Step 3: Cross multiply
    353,978.18x = 488,485.47 × 192,829.76
  4. Step 4: Simplify right side
    353,978.18x = 94,194,533,501.16
  5. Step 5: Solve for x
    x = 94,194,533,501.16/353,978.18
  6. Step 6: Final answer
    x = 266,102.66

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Why These Related Problems?

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