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Finding the Fourth Proportional to 466,955.10, 699,309.99 and 266,668.38

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Solution

The fourth proportional to 466,955.10, 699,309.99 and 266,668.38 is: 399,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,955.10 : 699,309.99 = 266,668.38 : x
  2. Step 2: Convert to fraction form
    466,955.10/699,309.99 = 266,668.38/x
  3. Step 3: Cross multiply
    466,955.10x = 699,309.99 × 266,668.38
  4. Step 4: Simplify right side
    466,955.10x = 186,483,862,151.12
  5. Step 5: Solve for x
    x = 186,483,862,151.12/466,955.10
  6. Step 6: Final answer
    x = 399,361.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.