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Finding the Fourth Proportional to 482,639.69, 724,104.81 and 435,031.40

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Solution

The fourth proportional to 482,639.69, 724,104.81 and 435,031.40 is: 652,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,639.69 : 724,104.81 = 435,031.40 : x
  2. Step 2: Convert to fraction form
    482,639.69/724,104.81 = 435,031.40/x
  3. Step 3: Cross multiply
    482,639.69x = 724,104.81 × 435,031.40
  4. Step 4: Simplify right side
    482,639.69x = 315,008,325,620.51
  5. Step 5: Solve for x
    x = 315,008,325,620.51/482,639.69
  6. Step 6: Final answer
    x = 652,678.04

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