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Finding the Fourth Proportional to 565,860.36, 849,164.46 and 266,426.56

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Solution

The fourth proportional to 565,860.36, 849,164.46 and 266,426.56 is: 399,815.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,860.36 : 849,164.46 = 266,426.56 : x
  2. Step 2: Convert to fraction form
    565,860.36/849,164.46 = 266,426.56/x
  3. Step 3: Cross multiply
    565,860.36x = 849,164.46 × 266,426.56
  4. Step 4: Simplify right side
    565,860.36x = 226,239,965,952.06
  5. Step 5: Solve for x
    x = 226,239,965,952.06/565,860.36
  6. Step 6: Final answer
    x = 399,815.89

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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.