Home / 302,880.24-454,031.06-113,289.21

Finding the Fourth Proportional to 302,880.24, 454,031.06 and 113,289.21

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Solution

The fourth proportional to 302,880.24, 454,031.06 and 113,289.21 is: 169,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,880.24 : 454,031.06 = 113,289.21 : x
  2. Step 2: Convert to fraction form
    302,880.24/454,031.06 = 113,289.21/x
  3. Step 3: Cross multiply
    302,880.24x = 454,031.06 × 113,289.21
  4. Step 4: Simplify right side
    302,880.24x = 51,436,819,536.42
  5. Step 5: Solve for x
    x = 51,436,819,536.42/302,880.24
  6. Step 6: Final answer
    x = 169,825.60

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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.