Home / 346,128.44-519,247.56-146,450.32

Finding the Fourth Proportional to 346,128.44, 519,247.56 and 146,450.32

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Solution

The fourth proportional to 346,128.44, 519,247.56 and 146,450.32 is: 219,698.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,128.44 : 519,247.56 = 146,450.32 : x
  2. Step 2: Convert to fraction form
    346,128.44/519,247.56 = 146,450.32/x
  3. Step 3: Cross multiply
    346,128.44x = 519,247.56 × 146,450.32
  4. Step 4: Simplify right side
    346,128.44x = 76,043,971,321.22
  5. Step 5: Solve for x
    x = 76,043,971,321.22/346,128.44
  6. Step 6: Final answer
    x = 219,698.71

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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.