Home / 479,882.07-719,957.63-210,033.73

Finding the Fourth Proportional to 479,882.07, 719,957.63 and 210,033.73

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Solution

The fourth proportional to 479,882.07, 719,957.63 and 210,033.73 is: 315,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,882.07 : 719,957.63 = 210,033.73 : x
  2. Step 2: Convert to fraction form
    479,882.07/719,957.63 = 210,033.73/x
  3. Step 3: Cross multiply
    479,882.07x = 719,957.63 × 210,033.73
  4. Step 4: Simplify right side
    479,882.07x = 151,215,385,871.01
  5. Step 5: Solve for x
    x = 151,215,385,871.01/479,882.07
  6. Step 6: Final answer
    x = 315,109.47

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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.