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Finding the Fourth Proportional to 443,363.40, 665,045.10 and 301,645.80

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Solution

The fourth proportional to 443,363.40, 665,045.10 and 301,645.80 is: 452,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,363.40 : 665,045.10 = 301,645.80 : x
  2. Step 2: Convert to fraction form
    443,363.40/665,045.10 = 301,645.80/x
  3. Step 3: Cross multiply
    443,363.40x = 665,045.10 × 301,645.80
  4. Step 4: Simplify right side
    443,363.40x = 200,608,061,225.58
  5. Step 5: Solve for x
    x = 200,608,061,225.58/443,363.40
  6. Step 6: Final answer
    x = 452,468.70

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