Home / 456,111.60-684,167.40-231,385.20

Finding the Fourth Proportional to 456,111.60, 684,167.40 and 231,385.20

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Solution

The fourth proportional to 456,111.60, 684,167.40 and 231,385.20 is: 347,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,111.60 : 684,167.40 = 231,385.20 : x
  2. Step 2: Convert to fraction form
    456,111.60/684,167.40 = 231,385.20/x
  3. Step 3: Cross multiply
    456,111.60x = 684,167.40 × 231,385.20
  4. Step 4: Simplify right side
    456,111.60x = 158,306,210,682.48
  5. Step 5: Solve for x
    x = 158,306,210,682.48/456,111.60
  6. Step 6: Final answer
    x = 347,077.80

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