Home / 254,454.20-381,681.30-223,350.20

Finding the Fourth Proportional to 254,454.20, 381,681.30 and 223,350.20

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Solution

The fourth proportional to 254,454.20, 381,681.30 and 223,350.20 is: 335,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,454.20 : 381,681.30 = 223,350.20 : x
  2. Step 2: Convert to fraction form
    254,454.20/381,681.30 = 223,350.20/x
  3. Step 3: Cross multiply
    254,454.20x = 381,681.30 × 223,350.20
  4. Step 4: Simplify right side
    254,454.20x = 85,248,594,691.26
  5. Step 5: Solve for x
    x = 85,248,594,691.26/254,454.20
  6. Step 6: Final answer
    x = 335,025.30

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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.