Finding the Fourth Proportional to 507,634.68, 699,114.54 and 496,613.88
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Solution
The fourth proportional to 507,634.68, 699,114.54 and 496,613.88 is: 683,936.69
Step by Step Solution
- Step 1: Write the proportion equation
507,634.68 : 699,114.54 = 496,613.88 : x - Step 2: Convert to fraction form
507,634.68/699,114.54 = 496,613.88/x - Step 3: Cross multiply
507,634.68x = 699,114.54 × 496,613.88 - Step 4: Simplify right side
507,634.68x = 347,189,984,273.82 - Step 5: Solve for x
x = 347,189,984,273.82/507,634.68 - Step 6: Final answer
x = 683,936.69
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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.