Finding the Fourth Proportional to 787,098.05, 1,180,683.95 and 254,660.75
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Solution
The fourth proportional to 787,098.05, 1,180,683.95 and 254,660.75 is: 382,003.05
Step by Step Solution
- Step 1: Write the proportion equation
787,098.05 : 1,180,683.95 = 254,660.75 : x - Step 2: Convert to fraction form
787,098.05/1,180,683.95 = 254,660.75/x - Step 3: Cross multiply
787,098.05x = 1,180,683.95 × 254,660.75 - Step 4: Simplify right side
787,098.05x = 300,673,853,043.24 - Step 5: Solve for x
x = 300,673,853,043.24/787,098.05 - Step 6: Final answer
x = 382,003.05
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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.