Home / 787,219.44-1,180,682.28-210,849.36

Finding the Fourth Proportional to 787,219.44, 1,180,682.28 and 210,849.36

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Solution

The fourth proportional to 787,219.44, 1,180,682.28 and 210,849.36 is: 316,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,219.44 : 1,180,682.28 = 210,849.36 : x
  2. Step 2: Convert to fraction form
    787,219.44/1,180,682.28 = 210,849.36/x
  3. Step 3: Cross multiply
    787,219.44x = 1,180,682.28 × 210,849.36
  4. Step 4: Simplify right side
    787,219.44x = 248,946,103,101.34
  5. Step 5: Solve for x
    x = 248,946,103,101.34/787,219.44
  6. Step 6: Final answer
    x = 316,234.70

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1.5x scale

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.