Finding the Fourth Proportional to 503,950.68, 755,679.96 and 219,881.28
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Solution
The fourth proportional to 503,950.68, 755,679.96 and 219,881.28 is: 329,714.56
Step by Step Solution
- Step 1: Write the proportion equation
503,950.68 : 755,679.96 = 219,881.28 : x - Step 2: Convert to fraction form
503,950.68/755,679.96 = 219,881.28/x - Step 3: Cross multiply
503,950.68x = 755,679.96 × 219,881.28 - Step 4: Simplify right side
503,950.68x = 166,159,876,875.15 - Step 5: Solve for x
x = 166,159,876,875.15/503,950.68 - Step 6: Final answer
x = 329,714.56
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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.