Home / 1,056.03-1,584.36-325.68

Finding the Fourth Proportional to 1,056.03, 1,584.36 and 325.68

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Solution

The fourth proportional to 1,056.03, 1,584.36 and 325.68 is: 488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.03 : 1,584.36 = 325.68 : x
  2. Step 2: Convert to fraction form
    1,056.03/1,584.36 = 325.68/x
  3. Step 3: Cross multiply
    1,056.03x = 1,584.36 × 325.68
  4. Step 4: Simplify right side
    1,056.03x = 515,994.36
  5. Step 5: Solve for x
    x = 515,994.36/1,056.03
  6. Step 6: Final answer
    x = 488.62

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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.