Finding the Fourth Proportional to 617,678.68, 851,797.71 and 481,663.00
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Solution
The fourth proportional to 617,678.68, 851,797.71 and 481,663.00 is: 664,227.95
Step by Step Solution
- Step 1: Write the proportion equation
617,678.68 : 851,797.71 = 481,663.00 : x - Step 2: Convert to fraction form
617,678.68/851,797.71 = 481,663.00/x - Step 3: Cross multiply
617,678.68x = 851,797.71 × 481,663.00 - Step 4: Simplify right side
617,678.68x = 410,279,443,228.25 - Step 5: Solve for x
x = 410,279,443,228.25/617,678.68 - Step 6: Final answer
x = 664,227.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.