Finding the Fourth Proportional to 887,359.05, 1,330,775.82 and 247,508.49
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Solution
The fourth proportional to 887,359.05, 1,330,775.82 and 247,508.49 is: 371,189.45
Step by Step Solution
- Step 1: Write the proportion equation
887,359.05 : 1,330,775.82 = 247,508.49 : x - Step 2: Convert to fraction form
887,359.05/1,330,775.82 = 247,508.49/x - Step 3: Cross multiply
887,359.05x = 1,330,775.82 × 247,508.49 - Step 4: Simplify right side
887,359.05x = 329,378,313,736.71 - Step 5: Solve for x
x = 329,378,313,736.71/887,359.05 - Step 6: Final answer
x = 371,189.45
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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.