Home / 725,914.69-1,089,093.57-371,177.89

Finding the Fourth Proportional to 725,914.69, 1,089,093.57 and 371,177.89

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Solution

The fourth proportional to 725,914.69, 1,089,093.57 and 371,177.89 is: 556,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,914.69 : 1,089,093.57 = 371,177.89 : x
  2. Step 2: Convert to fraction form
    725,914.69/1,089,093.57 = 371,177.89/x
  3. Step 3: Cross multiply
    725,914.69x = 1,089,093.57 × 371,177.89
  4. Step 4: Simplify right side
    725,914.69x = 404,247,453,325.17
  5. Step 5: Solve for x
    x = 404,247,453,325.17/725,914.69
  6. Step 6: Final answer
    x = 556,880.11

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1.5x scale

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.