Home / 891,429.70-1,337,147.43-226,581.70

Finding the Fourth Proportional to 891,429.70, 1,337,147.43 and 226,581.70

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Solution

The fourth proportional to 891,429.70, 1,337,147.43 and 226,581.70 is: 339,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,429.70 : 1,337,147.43 = 226,581.70 : x
  2. Step 2: Convert to fraction form
    891,429.70/1,337,147.43 = 226,581.70/x
  3. Step 3: Cross multiply
    891,429.70x = 1,337,147.43 × 226,581.70
  4. Step 4: Simplify right side
    891,429.70x = 302,973,137,840.03
  5. Step 5: Solve for x
    x = 302,973,137,840.03/891,429.70
  6. Step 6: Final answer
    x = 339,873.28

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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.