Home / 454,156.80-681,235.20-444,315.30

Finding the Fourth Proportional to 454,156.80, 681,235.20 and 444,315.30

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Solution

The fourth proportional to 454,156.80, 681,235.20 and 444,315.30 is: 666,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,156.80 : 681,235.20 = 444,315.30 : x
  2. Step 2: Convert to fraction form
    454,156.80/681,235.20 = 444,315.30/x
  3. Step 3: Cross multiply
    454,156.80x = 681,235.20 × 444,315.30
  4. Step 4: Simplify right side
    454,156.80x = 302,683,222,258.56
  5. Step 5: Solve for x
    x = 302,683,222,258.56/454,156.80
  6. Step 6: Final answer
    x = 666,472.95

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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.