Home / 302,023.40-452,516.70-196,788.20

Finding the Fourth Proportional to 302,023.40, 452,516.70 and 196,788.20

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Solution

The fourth proportional to 302,023.40, 452,516.70 and 196,788.20 is: 294,844.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,023.40 : 452,516.70 = 196,788.20 : x
  2. Step 2: Convert to fraction form
    302,023.40/452,516.70 = 196,788.20/x
  3. Step 3: Cross multiply
    302,023.40x = 452,516.70 × 196,788.20
  4. Step 4: Simplify right side
    302,023.40x = 89,049,946,862.94
  5. Step 5: Solve for x
    x = 89,049,946,862.94/302,023.40
  6. Step 6: Final answer
    x = 294,844.53

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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.