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Finding the Fourth Proportional to 553,366.70, 830,050.05 and 488,048.30

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Solution

The fourth proportional to 553,366.70, 830,050.05 and 488,048.30 is: 732,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,366.70 : 830,050.05 = 488,048.30 : x
  2. Step 2: Convert to fraction form
    553,366.70/830,050.05 = 488,048.30/x
  3. Step 3: Cross multiply
    553,366.70x = 830,050.05 × 488,048.30
  4. Step 4: Simplify right side
    553,366.70x = 405,104,515,817.42
  5. Step 5: Solve for x
    x = 405,104,515,817.42/553,366.70
  6. Step 6: Final answer
    x = 732,072.45

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