Finding the Fourth Proportional to 882,856.96, 1,218,258.24 and 495,583.68
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Solution
The fourth proportional to 882,856.96, 1,218,258.24 and 495,583.68 is: 683,858.12
Step by Step Solution
- Step 1: Write the proportion equation
882,856.96 : 1,218,258.24 = 495,583.68 : x - Step 2: Convert to fraction form
882,856.96/1,218,258.24 = 495,583.68/x - Step 3: Cross multiply
882,856.96x = 1,218,258.24 × 495,583.68 - Step 4: Simplify right side
882,856.96x = 603,748,901,769.52 - Step 5: Solve for x
x = 603,748,901,769.52/882,856.96 - Step 6: Final answer
x = 683,858.12
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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.