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Finding the Fourth Proportional to 473,131.80, 707,969.70 and 348,715.80

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Solution

The fourth proportional to 473,131.80, 707,969.70 and 348,715.80 is: 521,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,131.80 : 707,969.70 = 348,715.80 : x
  2. Step 2: Convert to fraction form
    473,131.80/707,969.70 = 348,715.80/x
  3. Step 3: Cross multiply
    473,131.80x = 707,969.70 × 348,715.80
  4. Step 4: Simplify right side
    473,131.80x = 246,880,220,311.26
  5. Step 5: Solve for x
    x = 246,880,220,311.26/473,131.80
  6. Step 6: Final answer
    x = 521,800.10

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