Home / 715,554.82-1,073,337.72-210,124.54

Finding the Fourth Proportional to 715,554.82, 1,073,337.72 and 210,124.54

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Solution

The fourth proportional to 715,554.82, 1,073,337.72 and 210,124.54 is: 315,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,554.82 : 1,073,337.72 = 210,124.54 : x
  2. Step 2: Convert to fraction form
    715,554.82/1,073,337.72 = 210,124.54/x
  3. Step 3: Cross multiply
    715,554.82x = 1,073,337.72 × 210,124.54
  4. Step 4: Simplify right side
    715,554.82x = 225,534,594,679.65
  5. Step 5: Solve for x
    x = 225,534,594,679.65/715,554.82
  6. Step 6: Final answer
    x = 315,188.42

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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.