Finding the Fourth Proportional to 637,141.88, 879,258.28 and 350,672.14
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Solution
The fourth proportional to 637,141.88, 879,258.28 and 350,672.14 is: 483,928.92
Step by Step Solution
- Step 1: Write the proportion equation
637,141.88 : 879,258.28 = 350,672.14 : x - Step 2: Convert to fraction form
637,141.88/879,258.28 = 350,672.14/x - Step 3: Cross multiply
637,141.88x = 879,258.28 × 350,672.14 - Step 4: Simplify right side
637,141.88x = 308,331,382,660.32 - Step 5: Solve for x
x = 308,331,382,660.32/637,141.88 - Step 6: Final answer
x = 483,928.92
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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.