Home / 264,020.22-364,407.39-221,504.94

Finding the Fourth Proportional to 264,020.22, 364,407.39 and 221,504.94

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Solution

The fourth proportional to 264,020.22, 364,407.39 and 221,504.94 is: 305,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,020.22 : 364,407.39 = 221,504.94 : x
  2. Step 2: Convert to fraction form
    264,020.22/364,407.39 = 221,504.94/x
  3. Step 3: Cross multiply
    264,020.22x = 364,407.39 × 221,504.94
  4. Step 4: Simplify right side
    264,020.22x = 80,718,037,057.51
  5. Step 5: Solve for x
    x = 80,718,037,057.51/264,020.22
  6. Step 6: Final answer
    x = 305,726.72

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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.