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Finding the Fourth Proportional to 602,002.21, 903,052.46 and 302,328.67

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Solution

The fourth proportional to 602,002.21, 903,052.46 and 302,328.67 is: 453,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,002.21 : 903,052.46 = 302,328.67 : x
  2. Step 2: Convert to fraction form
    602,002.21/903,052.46 = 302,328.67/x
  3. Step 3: Cross multiply
    602,002.21x = 903,052.46 × 302,328.67
  4. Step 4: Simplify right side
    602,002.21x = 273,018,647,660.39
  5. Step 5: Solve for x
    x = 273,018,647,660.39/602,002.21
  6. Step 6: Final answer
    x = 453,517.68

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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.