Home / 339,271.16-468,194.64-186,319.24

Finding the Fourth Proportional to 339,271.16, 468,194.64 and 186,319.24

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Solution

The fourth proportional to 339,271.16, 468,194.64 and 186,319.24 is: 257,120.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,271.16 : 468,194.64 = 186,319.24 : x
  2. Step 2: Convert to fraction form
    339,271.16/468,194.64 = 186,319.24/x
  3. Step 3: Cross multiply
    339,271.16x = 468,194.64 × 186,319.24
  4. Step 4: Simplify right side
    339,271.16x = 87,233,669,496.87
  5. Step 5: Solve for x
    x = 87,233,669,496.87/339,271.16
  6. Step 6: Final answer
    x = 257,120.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.