Home / 329,879.04-494,818.56-189,548.16

Finding the Fourth Proportional to 329,879.04, 494,818.56 and 189,548.16

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Solution

The fourth proportional to 329,879.04, 494,818.56 and 189,548.16 is: 284,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,879.04 : 494,818.56 = 189,548.16 : x
  2. Step 2: Convert to fraction form
    329,879.04/494,818.56 = 189,548.16/x
  3. Step 3: Cross multiply
    329,879.04x = 494,818.56 × 189,548.16
  4. Step 4: Simplify right side
    329,879.04x = 93,791,947,581.85
  5. Step 5: Solve for x
    x = 93,791,947,581.85/329,879.04
  6. Step 6: Final answer
    x = 284,322.24

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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.