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Finding the Fourth Proportional to 464,250.51, 636,493.41 and 455,852.43

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Solution

The fourth proportional to 464,250.51, 636,493.41 and 455,852.43 is: 624,979.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,250.51 : 636,493.41 = 455,852.43 : x
  2. Step 2: Convert to fraction form
    464,250.51/636,493.41 = 455,852.43/x
  3. Step 3: Cross multiply
    464,250.51x = 636,493.41 × 455,852.43
  4. Step 4: Simplify right side
    464,250.51x = 290,147,067,627.49
  5. Step 5: Solve for x
    x = 290,147,067,627.49/464,250.51
  6. Step 6: Final answer
    x = 624,979.53

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.