Finding the Fourth Proportional to 434,228.97, 651,384.74 and 134,712.81
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Solution
The fourth proportional to 434,228.97, 651,384.74 and 134,712.81 is: 202,082.02
Step by Step Solution
- Step 1: Write the proportion equation
434,228.97 : 651,384.74 = 134,712.81 : x - Step 2: Convert to fraction form
434,228.97/651,384.74 = 134,712.81/x - Step 3: Cross multiply
434,228.97x = 651,384.74 × 134,712.81 - Step 4: Simplify right side
434,228.97x = 87,749,868,042.96 - Step 5: Solve for x
x = 87,749,868,042.96/434,228.97 - Step 6: Final answer
x = 202,082.02
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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.