Home / 450,298.23-675,680.15-197,756.20

Finding the Fourth Proportional to 450,298.23, 675,680.15 and 197,756.20

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Solution

The fourth proportional to 450,298.23, 675,680.15 and 197,756.20 is: 296,736.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,298.23 : 675,680.15 = 197,756.20 : x
  2. Step 2: Convert to fraction form
    450,298.23/675,680.15 = 197,756.20/x
  3. Step 3: Cross multiply
    450,298.23x = 675,680.15 × 197,756.20
  4. Step 4: Simplify right side
    450,298.23x = 133,619,938,879.43
  5. Step 5: Solve for x
    x = 133,619,938,879.43/450,298.23
  6. Step 6: Final answer
    x = 296,736.54

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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.