Finding the Fourth Proportional to 609,912.51, 841,684.25 and 337,984.95
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Solution
The fourth proportional to 609,912.51, 841,684.25 and 337,984.95 is: 466,421.99
Step by Step Solution
- Step 1: Write the proportion equation
609,912.51 : 841,684.25 = 337,984.95 : x - Step 2: Convert to fraction form
609,912.51/841,684.25 = 337,984.95/x - Step 3: Cross multiply
609,912.51x = 841,684.25 × 337,984.95 - Step 4: Simplify right side
609,912.51x = 284,476,609,152.04 - Step 5: Solve for x
x = 284,476,609,152.04/609,912.51 - Step 6: Final answer
x = 466,421.99
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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.