Home / 930,993.88-1,396,488.18-247,880.67

Finding the Fourth Proportional to 930,993.88, 1,396,488.18 and 247,880.67

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Solution

The fourth proportional to 930,993.88, 1,396,488.18 and 247,880.67 is: 371,820.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,993.88 : 1,396,488.18 = 247,880.67 : x
  2. Step 2: Convert to fraction form
    930,993.88/1,396,488.18 = 247,880.67/x
  3. Step 3: Cross multiply
    930,993.88x = 1,396,488.18 × 247,880.67
  4. Step 4: Simplify right side
    930,993.88x = 346,162,430,281.98
  5. Step 5: Solve for x
    x = 346,162,430,281.98/930,993.88
  6. Step 6: Final answer
    x = 371,820.31

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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.