Home / 465,173.60-697,317.44-149,409.12

Finding the Fourth Proportional to 465,173.60, 697,317.44 and 149,409.12

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Solution

The fourth proportional to 465,173.60, 697,317.44 and 149,409.12 is: 223,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,173.60 : 697,317.44 = 149,409.12 : x
  2. Step 2: Convert to fraction form
    465,173.60/697,317.44 = 149,409.12/x
  3. Step 3: Cross multiply
    465,173.60x = 697,317.44 × 149,409.12
  4. Step 4: Simplify right side
    465,173.60x = 104,185,585,071.05
  5. Step 5: Solve for x
    x = 104,185,585,071.05/465,173.60
  6. Step 6: Final answer
    x = 223,971.41

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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.