Home / 254,466.20-381,699.30-223,362.20

Finding the Fourth Proportional to 254,466.20, 381,699.30 and 223,362.20

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Solution

The fourth proportional to 254,466.20, 381,699.30 and 223,362.20 is: 335,043.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,466.20 : 381,699.30 = 223,362.20 : x
  2. Step 2: Convert to fraction form
    254,466.20/381,699.30 = 223,362.20/x
  3. Step 3: Cross multiply
    254,466.20x = 381,699.30 × 223,362.20
  4. Step 4: Simplify right side
    254,466.20x = 85,257,195,386.46
  5. Step 5: Solve for x
    x = 85,257,195,386.46/254,466.20
  6. Step 6: Final answer
    x = 335,043.30

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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.