Home / 465,038.45-697,286.18-180,396.39

Finding the Fourth Proportional to 465,038.45, 697,286.18 and 180,396.39

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Solution

The fourth proportional to 465,038.45, 697,286.18 and 180,396.39 is: 270,489.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,038.45 : 697,286.18 = 180,396.39 : x
  2. Step 2: Convert to fraction form
    465,038.45/697,286.18 = 180,396.39/x
  3. Step 3: Cross multiply
    465,038.45x = 697,286.18 × 180,396.39
  4. Step 4: Simplify right side
    465,038.45x = 125,787,908,766.91
  5. Step 5: Solve for x
    x = 125,787,908,766.91/465,038.45
  6. Step 6: Final answer
    x = 270,489.27

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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.