Finding the Fourth Proportional to 669,668.94, 924,149.93 and 363,748.28
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Solution
The fourth proportional to 669,668.94, 924,149.93 and 363,748.28 is: 501,976.31
Step by Step Solution
- Step 1: Write the proportion equation
669,668.94 : 924,149.93 = 363,748.28 : x - Step 2: Convert to fraction form
669,668.94/924,149.93 = 363,748.28/x - Step 3: Cross multiply
669,668.94x = 924,149.93 × 363,748.28 - Step 4: Simplify right side
669,668.94x = 336,157,941,060.13 - Step 5: Solve for x
x = 336,157,941,060.13/669,668.94 - Step 6: Final answer
x = 501,976.31
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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.