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Finding the Fourth Proportional to 437,452, 603,510.96 and 276,246.88

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Solution

The fourth proportional to 437,452, 603,510.96 and 276,246.88 is: 381,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,452 : 603,510.96 = 276,246.88 : x
  2. Step 2: Convert to fraction form
    437,452/603,510.96 = 276,246.88/x
  3. Step 3: Cross multiply
    437,452x = 603,510.96 × 276,246.88
  4. Step 4: Simplify right side
    437,452x = 166,718,019,745.81
  5. Step 5: Solve for x
    x = 166,718,019,745.81/437,452
  6. Step 6: Final answer
    x = 381,111.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.