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Finding the Fourth Proportional to 302,615.10, 453,922.65 and 208,136.70

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Solution

The fourth proportional to 302,615.10, 453,922.65 and 208,136.70 is: 312,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,615.10 : 453,922.65 = 208,136.70 : x
  2. Step 2: Convert to fraction form
    302,615.10/453,922.65 = 208,136.70/x
  3. Step 3: Cross multiply
    302,615.10x = 453,922.65 × 208,136.70
  4. Step 4: Simplify right side
    302,615.10x = 94,477,962,426.26
  5. Step 5: Solve for x
    x = 94,477,962,426.26/302,615.10
  6. Step 6: Final answer
    x = 312,205.05

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