Finding the Fourth Proportional to 797,897.39, 1,101,163.61 and 453,840.95
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Solution
The fourth proportional to 797,897.39, 1,101,163.61 and 453,840.95 is: 626,337.61
Step by Step Solution
- Step 1: Write the proportion equation
797,897.39 : 1,101,163.61 = 453,840.95 : x - Step 2: Convert to fraction form
797,897.39/1,101,163.61 = 453,840.95/x - Step 3: Cross multiply
797,897.39x = 1,101,163.61 × 453,840.95 - Step 4: Simplify right side
797,897.39x = 499,753,142,755.34 - Step 5: Solve for x
x = 499,753,142,755.34/797,897.39 - Step 6: Final answer
x = 626,337.61
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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.