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Finding the Fourth Proportional to 499,814.60, 749,721.90 and 167,390.60

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Solution

The fourth proportional to 499,814.60, 749,721.90 and 167,390.60 is: 251,085.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,814.60 : 749,721.90 = 167,390.60 : x
  2. Step 2: Convert to fraction form
    499,814.60/749,721.90 = 167,390.60/x
  3. Step 3: Cross multiply
    499,814.60x = 749,721.90 × 167,390.60
  4. Step 4: Simplify right side
    499,814.60x = 125,496,398,674.14
  5. Step 5: Solve for x
    x = 125,496,398,674.14/499,814.60
  6. Step 6: Final answer
    x = 251,085.90

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