Home / 1,036,911.92-1,555,219.90-326,847.56

Finding the Fourth Proportional to 1,036,911.92, 1,555,219.90 and 326,847.56

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Solution

The fourth proportional to 1,036,911.92, 1,555,219.90 and 326,847.56 is: 490,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,911.92 : 1,555,219.90 = 326,847.56 : x
  2. Step 2: Convert to fraction form
    1,036,911.92/1,555,219.90 = 326,847.56/x
  3. Step 3: Cross multiply
    1,036,911.92x = 1,555,219.90 × 326,847.56
  4. Step 4: Simplify right side
    1,036,911.92x = 508,319,829,578.44
  5. Step 5: Solve for x
    x = 508,319,829,578.44/1,036,911.92
  6. Step 6: Final answer
    x = 490,224.69

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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.