Finding the Fourth Proportional to 616,586.44, 924,249.02 and 312,417.14
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Solution
The fourth proportional to 616,586.44, 924,249.02 and 312,417.14 is: 468,306.17
Step by Step Solution
- Step 1: Write the proportion equation
616,586.44 : 924,249.02 = 312,417.14 : x - Step 2: Convert to fraction form
616,586.44/924,249.02 = 312,417.14/x - Step 3: Cross multiply
616,586.44x = 924,249.02 × 312,417.14 - Step 4: Simplify right side
616,586.44x = 288,751,235,476.20 - Step 5: Solve for x
x = 288,751,235,476.20/616,586.44 - Step 6: Final answer
x = 468,306.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.