Finding the Fourth Proportional to 669,994.27, 924,217.70 and 411,691.75
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Solution
The fourth proportional to 669,994.27, 924,217.70 and 411,691.75 is: 567,904.56
Step by Step Solution
- Step 1: Write the proportion equation
669,994.27 : 924,217.70 = 411,691.75 : x - Step 2: Convert to fraction form
669,994.27/924,217.70 = 411,691.75/x - Step 3: Cross multiply
669,994.27x = 924,217.70 × 411,691.75 - Step 4: Simplify right side
669,994.27x = 380,492,797,924.97 - Step 5: Solve for x
x = 380,492,797,924.97/669,994.27 - Step 6: Final answer
x = 567,904.56
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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.