Home / 400,161.42-552,240.45-230,450.22

Finding the Fourth Proportional to 400,161.42, 552,240.45 and 230,450.22

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Solution

The fourth proportional to 400,161.42, 552,240.45 and 230,450.22 is: 318,031.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,161.42 : 552,240.45 = 230,450.22 : x
  2. Step 2: Convert to fraction form
    400,161.42/552,240.45 = 230,450.22/x
  3. Step 3: Cross multiply
    400,161.42x = 552,240.45 × 230,450.22
  4. Step 4: Simplify right side
    400,161.42x = 127,263,933,195.40
  5. Step 5: Solve for x
    x = 127,263,933,195.40/400,161.42
  6. Step 6: Final answer
    x = 318,031.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.