Finding the Fourth Proportional to 637,175.16, 879,283.35 and 350,689.10
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Solution
The fourth proportional to 637,175.16, 879,283.35 and 350,689.10 is: 483,940.84
Step by Step Solution
- Step 1: Write the proportion equation
637,175.16 : 879,283.35 = 350,689.10 : x - Step 2: Convert to fraction form
637,175.16/879,283.35 = 350,689.10/x - Step 3: Cross multiply
637,175.16x = 879,283.35 × 350,689.10 - Step 4: Simplify right side
637,175.16x = 308,355,082,260.07 - Step 5: Solve for x
x = 308,355,082,260.07/637,175.16 - Step 6: Final answer
x = 483,940.84
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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.