Finding the Fourth Proportional to 669,695.96, 924,197.62 and 363,789.85
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Solution
The fourth proportional to 669,695.96, 924,197.62 and 363,789.85 is: 502,039.33
Step by Step Solution
- Step 1: Write the proportion equation
669,695.96 : 924,197.62 = 363,789.85 : x - Step 2: Convert to fraction form
669,695.96/924,197.62 = 363,789.85/x - Step 3: Cross multiply
669,695.96x = 924,197.62 × 363,789.85 - Step 4: Simplify right side
669,695.96x = 336,213,710,330.19 - Step 5: Solve for x
x = 336,213,710,330.19/669,695.96 - Step 6: Final answer
x = 502,039.33
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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.