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Finding the Fourth Proportional to 530,905.40, 796,358.10 and 156,928.40

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Solution

The fourth proportional to 530,905.40, 796,358.10 and 156,928.40 is: 235,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,905.40 : 796,358.10 = 156,928.40 : x
  2. Step 2: Convert to fraction form
    530,905.40/796,358.10 = 156,928.40/x
  3. Step 3: Cross multiply
    530,905.40x = 796,358.10 × 156,928.40
  4. Step 4: Simplify right side
    530,905.40x = 124,971,202,460.04
  5. Step 5: Solve for x
    x = 124,971,202,460.04/530,905.40
  6. Step 6: Final answer
    x = 235,392.60

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