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Finding the Fourth Proportional to 303,302.57, 454,937.45 and 92,941.11

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Solution

The fourth proportional to 303,302.57, 454,937.45 and 92,941.11 is: 139,406.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,302.57 : 454,937.45 = 92,941.11 : x
  2. Step 2: Convert to fraction form
    303,302.57/454,937.45 = 92,941.11/x
  3. Step 3: Cross multiply
    303,302.57x = 454,937.45 × 92,941.11
  4. Step 4: Simplify right side
    303,302.57x = 42,282,391,118.86
  5. Step 5: Solve for x
    x = 42,282,391,118.86/303,302.57
  6. Step 6: Final answer
    x = 139,406.64

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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.