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Finding the Fourth Proportional to 323,319.36, 446,169.15 and 180,071.67

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Solution

The fourth proportional to 323,319.36, 446,169.15 and 180,071.67 is: 248,492.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,319.36 : 446,169.15 = 180,071.67 : x
  2. Step 2: Convert to fraction form
    323,319.36/446,169.15 = 180,071.67/x
  3. Step 3: Cross multiply
    323,319.36x = 446,169.15 × 180,071.67
  4. Step 4: Simplify right side
    323,319.36x = 80,342,423,942.98
  5. Step 5: Solve for x
    x = 80,342,423,942.98/323,319.36
  6. Step 6: Final answer
    x = 248,492.46

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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.