Home / 711,618.82-1,068,059.72-332,745.67

Finding the Fourth Proportional to 711,618.82, 1,068,059.72 and 332,745.67

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Solution

The fourth proportional to 711,618.82, 1,068,059.72 and 332,745.67 is: 499,413.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,618.82 : 1,068,059.72 = 332,745.67 : x
  2. Step 2: Convert to fraction form
    711,618.82/1,068,059.72 = 332,745.67/x
  3. Step 3: Cross multiply
    711,618.82x = 1,068,059.72 × 332,745.67
  4. Step 4: Simplify right side
    711,618.82x = 355,392,249,298.35
  5. Step 5: Solve for x
    x = 355,392,249,298.35/711,618.82
  6. Step 6: Final answer
    x = 499,413.79

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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.