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Finding the Fourth Proportional to 613,814.00, 846,769.94 and 476,911.04

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Solution

The fourth proportional to 613,814.00, 846,769.94 and 476,911.04 is: 657,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,814.00 : 846,769.94 = 476,911.04 : x
  2. Step 2: Convert to fraction form
    613,814.00/846,769.94 = 476,911.04/x
  3. Step 3: Cross multiply
    613,814.00x = 846,769.94 × 476,911.04
  4. Step 4: Simplify right side
    613,814.00x = 403,833,926,107.73
  5. Step 5: Solve for x
    x = 403,833,926,107.73/613,814.00
  6. Step 6: Final answer
    x = 657,909.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.