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Finding the Fourth Proportional to 742,107, 1,024,109.64 and 402,575.25

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Solution

The fourth proportional to 742,107, 1,024,109.64 and 402,575.25 is: 555,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,107 : 1,024,109.64 = 402,575.25 : x
  2. Step 2: Convert to fraction form
    742,107/1,024,109.64 = 402,575.25/x
  3. Step 3: Cross multiply
    742,107x = 1,024,109.64 × 402,575.25
  4. Step 4: Simplify right side
    742,107x = 412,281,194,350.41
  5. Step 5: Solve for x
    x = 412,281,194,350.41/742,107
  6. Step 6: Final answer
    x = 555,554.92

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