Finding the Fourth Proportional to 655,056.99, 903,965.67 and 364,664.70
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Solution
The fourth proportional to 655,056.99, 903,965.67 and 364,664.70 is: 503,230.06
Step by Step Solution
- Step 1: Write the proportion equation
655,056.99 : 903,965.67 = 364,664.70 : x - Step 2: Convert to fraction form
655,056.99/903,965.67 = 364,664.70/x - Step 3: Cross multiply
655,056.99x = 903,965.67 × 364,664.70 - Step 4: Simplify right side
655,056.99x = 329,644,369,860.85 - Step 5: Solve for x
x = 329,644,369,860.85/655,056.99 - Step 6: Final answer
x = 503,230.06
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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.