Home / 479,880.24-719,030.52-164,164.56

Finding the Fourth Proportional to 479,880.24, 719,030.52 and 164,164.56

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Solution

The fourth proportional to 479,880.24, 719,030.52 and 164,164.56 is: 245,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,880.24 : 719,030.52 = 164,164.56 : x
  2. Step 2: Convert to fraction form
    479,880.24/719,030.52 = 164,164.56/x
  3. Step 3: Cross multiply
    479,880.24x = 719,030.52 × 164,164.56
  4. Step 4: Simplify right side
    479,880.24x = 118,039,328,942.37
  5. Step 5: Solve for x
    x = 118,039,328,942.37/479,880.24
  6. Step 6: Final answer
    x = 245,976.64

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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.