Home / 217,820.20-326,730.30-182,828.20

Finding the Fourth Proportional to 217,820.20, 326,730.30 and 182,828.20

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Solution

The fourth proportional to 217,820.20, 326,730.30 and 182,828.20 is: 274,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,820.20 : 326,730.30 = 182,828.20 : x
  2. Step 2: Convert to fraction form
    217,820.20/326,730.30 = 182,828.20/x
  3. Step 3: Cross multiply
    217,820.20x = 326,730.30 × 182,828.20
  4. Step 4: Simplify right side
    217,820.20x = 59,735,512,634.46
  5. Step 5: Solve for x
    x = 59,735,512,634.46/217,820.20
  6. Step 6: Final answer
    x = 274,242.30

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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.