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Finding the Fourth Proportional to 345,283.56, 476,308.44 and 237,666.60

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Solution

The fourth proportional to 345,283.56, 476,308.44 and 237,666.60 is: 327,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,283.56 : 476,308.44 = 237,666.60 : x
  2. Step 2: Convert to fraction form
    345,283.56/476,308.44 = 237,666.60/x
  3. Step 3: Cross multiply
    345,283.56x = 476,308.44 × 237,666.60
  4. Step 4: Simplify right side
    345,283.56x = 113,202,607,486.10
  5. Step 5: Solve for x
    x = 113,202,607,486.10/345,283.56
  6. Step 6: Final answer
    x = 327,854.03

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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.