Home / 746,297.22-1,119,440.25-213,818.70

Finding the Fourth Proportional to 746,297.22, 1,119,440.25 and 213,818.70

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Solution

The fourth proportional to 746,297.22, 1,119,440.25 and 213,818.70 is: 320,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,297.22 : 1,119,440.25 = 213,818.70 : x
  2. Step 2: Convert to fraction form
    746,297.22/1,119,440.25 = 213,818.70/x
  3. Step 3: Cross multiply
    746,297.22x = 1,119,440.25 × 213,818.70
  4. Step 4: Simplify right side
    746,297.22x = 239,357,258,982.68
  5. Step 5: Solve for x
    x = 239,357,258,982.68/746,297.22
  6. Step 6: Final answer
    x = 320,726.45

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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.