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Finding the Fourth Proportional to 496,347.70, 744,521.55 and 307,390.90

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Solution

The fourth proportional to 496,347.70, 744,521.55 and 307,390.90 is: 461,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,347.70 : 744,521.55 = 307,390.90 : x
  2. Step 2: Convert to fraction form
    496,347.70/744,521.55 = 307,390.90/x
  3. Step 3: Cross multiply
    496,347.70x = 744,521.55 × 307,390.90
  4. Step 4: Simplify right side
    496,347.70x = 228,859,149,323.90
  5. Step 5: Solve for x
    x = 228,859,149,323.90/496,347.70
  6. Step 6: Final answer
    x = 461,086.35

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