Home / 589,428.58-882,813.56-412,724.46

Finding the Fourth Proportional to 589,428.58, 882,813.56 and 412,724.46

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Solution

The fourth proportional to 589,428.58, 882,813.56 and 412,724.46 is: 618,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,428.58 : 882,813.56 = 412,724.46 : x
  2. Step 2: Convert to fraction form
    589,428.58/882,813.56 = 412,724.46/x
  3. Step 3: Cross multiply
    589,428.58x = 882,813.56 × 412,724.46
  4. Step 4: Simplify right side
    589,428.58x = 364,358,749,831.68
  5. Step 5: Solve for x
    x = 364,358,749,831.68/589,428.58
  6. Step 6: Final answer
    x = 618,155.89

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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.