Finding the Fourth Proportional to 237,904.97, 328,313.07 and 130,474.07
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Solution
The fourth proportional to 237,904.97, 328,313.07 and 130,474.07 is: 180,056.53
Step by Step Solution
- Step 1: Write the proportion equation
237,904.97 : 328,313.07 = 130,474.07 : x - Step 2: Convert to fraction form
237,904.97/328,313.07 = 130,474.07/x - Step 3: Cross multiply
237,904.97x = 328,313.07 × 130,474.07 - Step 4: Simplify right side
237,904.97x = 42,836,342,477.09 - Step 5: Solve for x
x = 42,836,342,477.09/237,904.97 - Step 6: Final answer
x = 180,056.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.