Home / 775,512.12-1,163,890.26-401,642.04

Finding the Fourth Proportional to 775,512.12, 1,163,890.26 and 401,642.04

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Solution

The fourth proportional to 775,512.12, 1,163,890.26 and 401,642.04 is: 602,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,512.12 : 1,163,890.26 = 401,642.04 : x
  2. Step 2: Convert to fraction form
    775,512.12/1,163,890.26 = 401,642.04/x
  3. Step 3: Cross multiply
    775,512.12x = 1,163,890.26 × 401,642.04
  4. Step 4: Simplify right side
    775,512.12x = 467,467,258,362.53
  5. Step 5: Solve for x
    x = 467,467,258,362.53/775,512.12
  6. Step 6: Final answer
    x = 602,785.24

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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.