Finding the Fourth Proportional to 669,680.65, 924,166.22 and 363,762.99
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Solution
The fourth proportional to 669,680.65, 924,166.22 and 363,762.99 is: 501,996.69
Step by Step Solution
- Step 1: Write the proportion equation
669,680.65 : 924,166.22 = 363,762.99 : x - Step 2: Convert to fraction form
669,680.65/924,166.22 = 363,762.99/x - Step 3: Cross multiply
669,680.65x = 924,166.22 × 363,762.99 - Step 4: Simplify right side
669,680.65x = 336,177,467,444.20 - Step 5: Solve for x
x = 336,177,467,444.20/669,680.65 - Step 6: Final answer
x = 501,996.69
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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.