Home / 446,120.66-612,231.57-442,971.38

Finding the Fourth Proportional to 446,120.66, 612,231.57 and 442,971.38

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Solution

The fourth proportional to 446,120.66, 612,231.57 and 442,971.38 is: 607,909.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,120.66 : 612,231.57 = 442,971.38 : x
  2. Step 2: Convert to fraction form
    446,120.66/612,231.57 = 442,971.38/x
  3. Step 3: Cross multiply
    446,120.66x = 612,231.57 × 442,971.38
  4. Step 4: Simplify right side
    446,120.66x = 271,201,061,227.61
  5. Step 5: Solve for x
    x = 271,201,061,227.61/446,120.66
  6. Step 6: Final answer
    x = 607,909.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.