Finding the Fourth Proportional to 637,860.33, 880,205.47 and 351,380.42
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Solution
The fourth proportional to 637,860.33, 880,205.47 and 351,380.42 is: 484,881.96
Step by Step Solution
- Step 1: Write the proportion equation
637,860.33 : 880,205.47 = 351,380.42 : x - Step 2: Convert to fraction form
637,860.33/880,205.47 = 351,380.42/x - Step 3: Cross multiply
637,860.33x = 880,205.47 × 351,380.42 - Step 4: Simplify right side
637,860.33x = 309,286,967,734.90 - Step 5: Solve for x
x = 309,286,967,734.90/637,860.33 - Step 6: Final answer
x = 484,881.96
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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.