Home / 552,669.20-828,566.40-303,351.20

Finding the Fourth Proportional to 552,669.20, 828,566.40 and 303,351.20

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Solution

The fourth proportional to 552,669.20, 828,566.40 and 303,351.20 is: 454,786.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,669.20 : 828,566.40 = 303,351.20 : x
  2. Step 2: Convert to fraction form
    552,669.20/828,566.40 = 303,351.20/x
  3. Step 3: Cross multiply
    552,669.20x = 828,566.40 × 303,351.20
  4. Step 4: Simplify right side
    552,669.20x = 251,346,611,719.68
  5. Step 5: Solve for x
    x = 251,346,611,719.68/552,669.20
  6. Step 6: Final answer
    x = 454,786.72

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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.