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Finding the Fourth Proportional to 443,802.40, 665,703.60 and 373,559.20

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Solution

The fourth proportional to 443,802.40, 665,703.60 and 373,559.20 is: 560,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,802.40 : 665,703.60 = 373,559.20 : x
  2. Step 2: Convert to fraction form
    443,802.40/665,703.60 = 373,559.20/x
  3. Step 3: Cross multiply
    443,802.40x = 665,703.60 × 373,559.20
  4. Step 4: Simplify right side
    443,802.40x = 248,679,704,253.12
  5. Step 5: Solve for x
    x = 248,679,704,253.12/443,802.40
  6. Step 6: Final answer
    x = 560,338.80

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