Finding the Fourth Proportional to 608,982.79, 913,408.57 and 159,748.69
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Solution
The fourth proportional to 608,982.79, 913,408.57 and 159,748.69 is: 239,605.82
Step by Step Solution
- Step 1: Write the proportion equation
608,982.79 : 913,408.57 = 159,748.69 : x - Step 2: Convert to fraction form
608,982.79/913,408.57 = 159,748.69/x - Step 3: Cross multiply
608,982.79x = 913,408.57 × 159,748.69 - Step 4: Simplify right side
608,982.79x = 145,915,822,492.27 - Step 5: Solve for x
x = 145,915,822,492.27/608,982.79 - Step 6: Final answer
x = 239,605.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.