Finding the Fourth Proportional to 609,158.84, 840,629.12 and 337,221.14
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Solution
The fourth proportional to 609,158.84, 840,629.12 and 337,221.14 is: 465,359.59
Step by Step Solution
- Step 1: Write the proportion equation
609,158.84 : 840,629.12 = 337,221.14 : x - Step 2: Convert to fraction form
609,158.84/840,629.12 = 337,221.14/x - Step 3: Cross multiply
609,158.84x = 840,629.12 × 337,221.14 - Step 4: Simplify right side
609,158.84x = 283,477,910,163.60 - Step 5: Solve for x
x = 283,477,910,163.60/609,158.84 - Step 6: Final answer
x = 465,359.59
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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.