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Finding the Fourth Proportional to 482,543.21, 723,820.06 and 145,586.88

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Solution

The fourth proportional to 482,543.21, 723,820.06 and 145,586.88 is: 218,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,543.21 : 723,820.06 = 145,586.88 : x
  2. Step 2: Convert to fraction form
    482,543.21/723,820.06 = 145,586.88/x
  3. Step 3: Cross multiply
    482,543.21x = 723,820.06 × 145,586.88
  4. Step 4: Simplify right side
    482,543.21x = 105,378,703,488.88
  5. Step 5: Solve for x
    x = 105,378,703,488.88/482,543.21
  6. Step 6: Final answer
    x = 218,381.90

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