Finding the Fourth Proportional to 328,813.08, 453,774.90 and 185,578.08
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Solution
The fourth proportional to 328,813.08, 453,774.90 and 185,578.08 is: 256,105.00
Step by Step Solution
- Step 1: Write the proportion equation
328,813.08 : 453,774.90 = 185,578.08 : x - Step 2: Convert to fraction form
328,813.08/453,774.90 = 185,578.08/x - Step 3: Cross multiply
328,813.08x = 453,774.90 × 185,578.08 - Step 4: Simplify right side
328,813.08x = 84,210,674,694.19 - Step 5: Solve for x
x = 84,210,674,694.19/328,813.08 - Step 6: Final answer
x = 256,105.00
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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.