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Finding the Fourth Proportional to 383,752.80, 575,623.80 and 173,390.40

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Solution

The fourth proportional to 383,752.80, 575,623.80 and 173,390.40 is: 260,083.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,752.80 : 575,623.80 = 173,390.40 : x
  2. Step 2: Convert to fraction form
    383,752.80/575,623.80 = 173,390.40/x
  3. Step 3: Cross multiply
    383,752.80x = 575,623.80 × 173,390.40
  4. Step 4: Simplify right side
    383,752.80x = 99,807,640,931.52
  5. Step 5: Solve for x
    x = 99,807,640,931.52/383,752.80
  6. Step 6: Final answer
    x = 260,083.16

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