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Finding the Fourth Proportional to 553,690.10, 830,535.15 and 465,116.60

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Solution

The fourth proportional to 553,690.10, 830,535.15 and 465,116.60 is: 697,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,690.10 : 830,535.15 = 465,116.60 : x
  2. Step 2: Convert to fraction form
    553,690.10/830,535.15 = 465,116.60/x
  3. Step 3: Cross multiply
    553,690.10x = 830,535.15 × 465,116.60
  4. Step 4: Simplify right side
    553,690.10x = 386,295,685,148.49
  5. Step 5: Solve for x
    x = 386,295,685,148.49/553,690.10
  6. Step 6: Final answer
    x = 697,674.90

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