Home / 750,740.76-1,126,172.60-218,261.14

Finding the Fourth Proportional to 750,740.76, 1,126,172.60 and 218,261.14

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Solution

The fourth proportional to 750,740.76, 1,126,172.60 and 218,261.14 is: 327,409.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,740.76 : 1,126,172.60 = 218,261.14 : x
  2. Step 2: Convert to fraction form
    750,740.76/1,126,172.60 = 218,261.14/x
  3. Step 3: Cross multiply
    750,740.76x = 1,126,172.60 × 218,261.14
  4. Step 4: Simplify right side
    750,740.76x = 245,799,715,512.76
  5. Step 5: Solve for x
    x = 245,799,715,512.76/750,740.76
  6. Step 6: Final answer
    x = 327,409.58

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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.