Home / 928,492.32-1,392,771.50-297,324.12

Finding the Fourth Proportional to 928,492.32, 1,392,771.50 and 297,324.12

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Solution

The fourth proportional to 928,492.32, 1,392,771.50 and 297,324.12 is: 445,996.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,492.32 : 1,392,771.50 = 297,324.12 : x
  2. Step 2: Convert to fraction form
    928,492.32/1,392,771.50 = 297,324.12/x
  3. Step 3: Cross multiply
    928,492.32x = 1,392,771.50 × 297,324.12
  4. Step 4: Simplify right side
    928,492.32x = 414,104,560,598.58
  5. Step 5: Solve for x
    x = 414,104,560,598.58/928,492.32
  6. Step 6: Final answer
    x = 445,996.75

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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.