Finding the Fourth Proportional to 417,696.68, 626,545.02 and 102,149.84
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Solution
The fourth proportional to 417,696.68, 626,545.02 and 102,149.84 is: 153,224.76
Step by Step Solution
- Step 1: Write the proportion equation
417,696.68 : 626,545.02 = 102,149.84 : x - Step 2: Convert to fraction form
417,696.68/626,545.02 = 102,149.84/x - Step 3: Cross multiply
417,696.68x = 626,545.02 × 102,149.84 - Step 4: Simplify right side
417,696.68x = 64,001,473,545.80 - Step 5: Solve for x
x = 64,001,473,545.80/417,696.68 - Step 6: Final answer
x = 153,224.76
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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.