Finding the Fourth Proportional to 526,433.17, 726,510.99 and 296,906.71
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Solution
The fourth proportional to 526,433.17, 726,510.99 and 296,906.71 is: 409,749.99
Step by Step Solution
- Step 1: Write the proportion equation
526,433.17 : 726,510.99 = 296,906.71 : x - Step 2: Convert to fraction form
526,433.17/726,510.99 = 296,906.71/x - Step 3: Cross multiply
526,433.17x = 726,510.99 × 296,906.71 - Step 4: Simplify right side
526,433.17x = 215,705,983,806.21 - Step 5: Solve for x
x = 215,705,983,806.21/526,433.17 - Step 6: Final answer
x = 409,749.99
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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.