Finding the Fourth Proportional to 328,585.26, 453,428.76 and 185,336.76
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Solution
The fourth proportional to 328,585.26, 453,428.76 and 185,336.76 is: 255,754.07
Step by Step Solution
- Step 1: Write the proportion equation
328,585.26 : 453,428.76 = 185,336.76 : x - Step 2: Convert to fraction form
328,585.26/453,428.76 = 185,336.76/x - Step 3: Cross multiply
328,585.26x = 453,428.76 × 185,336.76 - Step 4: Simplify right side
328,585.26x = 84,037,017,269.22 - Step 5: Solve for x
x = 84,037,017,269.22/328,585.26 - Step 6: Final answer
x = 255,754.07
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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.