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Finding the Fourth Proportional to 474,844.79, 712,651.21 and 367,975.33

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Solution

The fourth proportional to 474,844.79, 712,651.21 and 367,975.33 is: 552,260.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,844.79 : 712,651.21 = 367,975.33 : x
  2. Step 2: Convert to fraction form
    474,844.79/712,651.21 = 367,975.33/x
  3. Step 3: Cross multiply
    474,844.79x = 712,651.21 × 367,975.33
  4. Step 4: Simplify right side
    474,844.79x = 262,238,061,473.08
  5. Step 5: Solve for x
    x = 262,238,061,473.08/474,844.79
  6. Step 6: Final answer
    x = 552,260.58

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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.