Finding the Fourth Proportional to 453,650.52, 680,518.17 and 133,802.70
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Solution
The fourth proportional to 453,650.52, 680,518.17 and 133,802.70 is: 200,716.55
Step by Step Solution
- Step 1: Write the proportion equation
453,650.52 : 680,518.17 = 133,802.70 : x - Step 2: Convert to fraction form
453,650.52/680,518.17 = 133,802.70/x - Step 3: Cross multiply
453,650.52x = 680,518.17 × 133,802.70 - Step 4: Simplify right side
453,650.52x = 91,055,168,545.06 - Step 5: Solve for x
x = 91,055,168,545.06/453,650.52 - Step 6: Final answer
x = 200,716.55
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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.