Finding the Fourth Proportional to 311,862.02, 467,850.74 and 98,683.52
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Solution
The fourth proportional to 311,862.02, 467,850.74 and 98,683.52 is: 148,043.53
Step by Step Solution
- Step 1: Write the proportion equation
311,862.02 : 467,850.74 = 98,683.52 : x - Step 2: Convert to fraction form
311,862.02/467,850.74 = 98,683.52/x - Step 3: Cross multiply
311,862.02x = 467,850.74 × 98,683.52 - Step 4: Simplify right side
311,862.02x = 46,169,155,025.13 - Step 5: Solve for x
x = 46,169,155,025.13/311,862.02 - Step 6: Final answer
x = 148,043.53
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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.