Finding the Fourth Proportional to 651,219.68, 977,724.26 and 331,586.28
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Solution
The fourth proportional to 651,219.68, 977,724.26 and 331,586.28 is: 497,835.01
Step by Step Solution
- Step 1: Write the proportion equation
651,219.68 : 977,724.26 = 331,586.28 : x - Step 2: Convert to fraction form
651,219.68/977,724.26 = 331,586.28/x - Step 3: Cross multiply
651,219.68x = 977,724.26 × 331,586.28 - Step 4: Simplify right side
651,219.68x = 324,199,951,068.12 - Step 5: Solve for x
x = 324,199,951,068.12/651,219.68 - Step 6: Final answer
x = 497,835.01
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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.