Home / 476,964.15-658,067.00-285,907.83

Finding the Fourth Proportional to 476,964.15, 658,067.00 and 285,907.83

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Solution

The fourth proportional to 476,964.15, 658,067.00 and 285,907.83 is: 394,466.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,964.15 : 658,067.00 = 285,907.83 : x
  2. Step 2: Convert to fraction form
    476,964.15/658,067.00 = 285,907.83/x
  3. Step 3: Cross multiply
    476,964.15x = 658,067.00 × 285,907.83
  4. Step 4: Simplify right side
    476,964.15x = 188,146,506,535.07
  5. Step 5: Solve for x
    x = 188,146,506,535.07/476,964.15
  6. Step 6: Final answer
    x = 394,466.77

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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.