Finding the Fourth Proportional to 637,393.14, 879,569.15 and 350,857.26
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Solution
The fourth proportional to 637,393.14, 879,569.15 and 350,857.26 is: 484,164.64
Step by Step Solution
- Step 1: Write the proportion equation
637,393.14 : 879,569.15 = 350,857.26 : x - Step 2: Convert to fraction form
637,393.14/879,569.15 = 350,857.26/x - Step 3: Cross multiply
637,393.14x = 879,569.15 × 350,857.26 - Step 4: Simplify right side
637,393.14x = 308,603,220,195.24 - Step 5: Solve for x
x = 308,603,220,195.24/637,393.14 - Step 6: Final answer
x = 484,164.64
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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.