Finding the Fourth Proportional to 637,217.34, 879,357.87 and 350,737.62
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Solution
The fourth proportional to 637,217.34, 879,357.87 and 350,737.62 is: 484,016.78
Step by Step Solution
- Step 1: Write the proportion equation
637,217.34 : 879,357.87 = 350,737.62 : x - Step 2: Convert to fraction form
637,217.34/879,357.87 = 350,737.62/x - Step 3: Cross multiply
637,217.34x = 879,357.87 × 350,737.62 - Step 4: Simplify right side
637,217.34x = 308,423,886,452.07 - Step 5: Solve for x
x = 308,423,886,452.07/637,217.34 - Step 6: Final answer
x = 484,016.78
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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.