Home / 863,867.82-1,295,911.08-295,357.98

Finding the Fourth Proportional to 863,867.82, 1,295,911.08 and 295,357.98

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Solution

The fourth proportional to 863,867.82, 1,295,911.08 and 295,357.98 is: 443,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,867.82 : 1,295,911.08 = 295,357.98 : x
  2. Step 2: Convert to fraction form
    863,867.82/1,295,911.08 = 295,357.98/x
  3. Step 3: Cross multiply
    863,867.82x = 1,295,911.08 × 295,357.98
  4. Step 4: Simplify right side
    863,867.82x = 382,757,678,848.42
  5. Step 5: Solve for x
    x = 382,757,678,848.42/863,867.82
  6. Step 6: Final answer
    x = 443,074.36

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1.5x scale

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.