Home / 298,243.24-447,395.92-95,788.20

Finding the Fourth Proportional to 298,243.24, 447,395.92 and 95,788.20

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Solution

The fourth proportional to 298,243.24, 447,395.92 and 95,788.20 is: 143,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,243.24 : 447,395.92 = 95,788.20 : x
  2. Step 2: Convert to fraction form
    298,243.24/447,395.92 = 95,788.20/x
  3. Step 3: Cross multiply
    298,243.24x = 447,395.92 × 95,788.20
  4. Step 4: Simplify right side
    298,243.24x = 42,855,249,864.14
  5. Step 5: Solve for x
    x = 42,855,249,864.14/298,243.24
  6. Step 6: Final answer
    x = 143,692.28

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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.