Finding the Fourth Proportional to 669,615.44, 924,076.10 and 363,694.76
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Solution
The fourth proportional to 669,615.44, 924,076.10 and 363,694.76 is: 501,902.46
Step by Step Solution
- Step 1: Write the proportion equation
669,615.44 : 924,076.10 = 363,694.76 : x - Step 2: Convert to fraction form
669,615.44/924,076.10 = 363,694.76/x - Step 3: Cross multiply
669,615.44x = 924,076.10 × 363,694.76 - Step 4: Simplify right side
669,615.44x = 336,081,635,411.24 - Step 5: Solve for x
x = 336,081,635,411.24/669,615.44 - Step 6: Final answer
x = 501,902.46
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1.5x scale
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.