Home / 800,994.45-1,201,688.54-240,028.95

Finding the Fourth Proportional to 800,994.45, 1,201,688.54 and 240,028.95

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Solution

The fourth proportional to 800,994.45, 1,201,688.54 and 240,028.95 is: 360,102.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,994.45 : 1,201,688.54 = 240,028.95 : x
  2. Step 2: Convert to fraction form
    800,994.45/1,201,688.54 = 240,028.95/x
  3. Step 3: Cross multiply
    800,994.45x = 1,201,688.54 × 240,028.95
  4. Step 4: Simplify right side
    800,994.45x = 288,440,031,875.20
  5. Step 5: Solve for x
    x = 288,440,031,875.20/800,994.45
  6. Step 6: Final answer
    x = 360,102.41

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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.