Home / 479,817.06-719,703.72-159,946.44

Finding the Fourth Proportional to 479,817.06, 719,703.72 and 159,946.44

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Solution

The fourth proportional to 479,817.06, 719,703.72 and 159,946.44 is: 239,912.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,817.06 : 719,703.72 = 159,946.44 : x
  2. Step 2: Convert to fraction form
    479,817.06/719,703.72 = 159,946.44/x
  3. Step 3: Cross multiply
    479,817.06x = 719,703.72 × 159,946.44
  4. Step 4: Simplify right side
    479,817.06x = 115,114,047,868.76
  5. Step 5: Solve for x
    x = 115,114,047,868.76/479,817.06
  6. Step 6: Final answer
    x = 239,912.37

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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.