Home / 783,707.34-1,175,575.60-222,756.42

Finding the Fourth Proportional to 783,707.34, 1,175,575.60 and 222,756.42

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Solution

The fourth proportional to 783,707.34, 1,175,575.60 and 222,756.42 is: 334,138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,707.34 : 1,175,575.60 = 222,756.42 : x
  2. Step 2: Convert to fraction form
    783,707.34/1,175,575.60 = 222,756.42/x
  3. Step 3: Cross multiply
    783,707.34x = 1,175,575.60 × 222,756.42
  4. Step 4: Simplify right side
    783,707.34x = 261,867,016,782.21
  5. Step 5: Solve for x
    x = 261,867,016,782.21/783,707.34
  6. Step 6: Final answer
    x = 334,138.78

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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.