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Finding the Fourth Proportional to 384,582.60, 530,726.31 and 223,440.93

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Solution

The fourth proportional to 384,582.60, 530,726.31 and 223,440.93 is: 308,349.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,582.60 : 530,726.31 = 223,440.93 : x
  2. Step 2: Convert to fraction form
    384,582.60/530,726.31 = 223,440.93/x
  3. Step 3: Cross multiply
    384,582.60x = 530,726.31 × 223,440.93
  4. Step 4: Simplify right side
    384,582.60x = 118,585,980,281.87
  5. Step 5: Solve for x
    x = 118,585,980,281.87/384,582.60
  6. Step 6: Final answer
    x = 308,349.83

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