Finding the Fourth Proportional to 219,312.65, 328,220.49 and 183,814.06
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Solution
The fourth proportional to 219,312.65, 328,220.49 and 183,814.06 is: 275,093.75
Step by Step Solution
- Step 1: Write the proportion equation
219,312.65 : 328,220.49 = 183,814.06 : x - Step 2: Convert to fraction form
219,312.65/328,220.49 = 183,814.06/x - Step 3: Cross multiply
219,312.65x = 328,220.49 × 183,814.06 - Step 4: Simplify right side
219,312.65x = 60,331,540,021.54 - Step 5: Solve for x
x = 60,331,540,021.54/219,312.65 - Step 6: Final answer
x = 275,093.75
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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.