Finding the Fourth Proportional to 422,582.99, 633,897.56 and 107,042.63
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Solution
The fourth proportional to 422,582.99, 633,897.56 and 107,042.63 is: 160,569.79
Step by Step Solution
- Step 1: Write the proportion equation
422,582.99 : 633,897.56 = 107,042.63 : x - Step 2: Convert to fraction form
422,582.99/633,897.56 = 107,042.63/x - Step 3: Cross multiply
422,582.99x = 633,897.56 × 107,042.63 - Step 4: Simplify right side
422,582.99x = 67,854,059,071.10 - Step 5: Solve for x
x = 67,854,059,071.10/422,582.99 - Step 6: Final answer
x = 160,569.79
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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.