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Finding the Fourth Proportional to 302,450.46, 453,359.14 and 112,834.51

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Solution

The fourth proportional to 302,450.46, 453,359.14 and 112,834.51 is: 169,133.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,450.46 : 453,359.14 = 112,834.51 : x
  2. Step 2: Convert to fraction form
    302,450.46/453,359.14 = 112,834.51/x
  3. Step 3: Cross multiply
    302,450.46x = 453,359.14 × 112,834.51
  4. Step 4: Simplify right side
    302,450.46x = 51,154,556,415.92
  5. Step 5: Solve for x
    x = 51,154,556,415.92/302,450.46
  6. Step 6: Final answer
    x = 169,133.67

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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.