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Finding the Fourth Proportional to 383,898.80, 575,848.20 and 170,666.30

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Solution

The fourth proportional to 383,898.80, 575,848.20 and 170,666.30 is: 255,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,898.80 : 575,848.20 = 170,666.30 : x
  2. Step 2: Convert to fraction form
    383,898.80/575,848.20 = 170,666.30/x
  3. Step 3: Cross multiply
    383,898.80x = 575,848.20 × 170,666.30
  4. Step 4: Simplify right side
    383,898.80x = 98,277,881,655.66
  5. Step 5: Solve for x
    x = 98,277,881,655.66/383,898.80
  6. Step 6: Final answer
    x = 255,999.45

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