Home / 479,584.81-719,221.46-159,650.74

Finding the Fourth Proportional to 479,584.81, 719,221.46 and 159,650.74

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Solution

The fourth proportional to 479,584.81, 719,221.46 and 159,650.74 is: 239,424.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,584.81 : 719,221.46 = 159,650.74 : x
  2. Step 2: Convert to fraction form
    479,584.81/719,221.46 = 159,650.74/x
  3. Step 3: Cross multiply
    479,584.81x = 719,221.46 × 159,650.74
  4. Step 4: Simplify right side
    479,584.81x = 114,824,233,918.52
  5. Step 5: Solve for x
    x = 114,824,233,918.52/479,584.81
  6. Step 6: Final answer
    x = 239,424.25

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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.