Finding the Fourth Proportional to 637,114.62, 879,090.74 and 365,267.79
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Solution
The fourth proportional to 637,114.62, 879,090.74 and 365,267.79 is: 503,996.49
Step by Step Solution
- Step 1: Write the proportion equation
637,114.62 : 879,090.74 = 365,267.79 : x - Step 2: Convert to fraction form
637,114.62/879,090.74 = 365,267.79/x - Step 3: Cross multiply
637,114.62x = 879,090.74 × 365,267.79 - Step 4: Simplify right side
637,114.62x = 321,103,529,982.93 - Step 5: Solve for x
x = 321,103,529,982.93/637,114.62 - Step 6: Final answer
x = 503,996.49
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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.