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Finding the Fourth Proportional to 453,856.40, 680,784.60 and 154,674.80

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Solution

The fourth proportional to 453,856.40, 680,784.60 and 154,674.80 is: 232,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,856.40 : 680,784.60 = 154,674.80 : x
  2. Step 2: Convert to fraction form
    453,856.40/680,784.60 = 154,674.80/x
  3. Step 3: Cross multiply
    453,856.40x = 680,784.60 × 154,674.80
  4. Step 4: Simplify right side
    453,856.40x = 105,300,221,848.08
  5. Step 5: Solve for x
    x = 105,300,221,848.08/453,856.40
  6. Step 6: Final answer
    x = 232,012.20

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