Finding the Fourth Proportional to 980,535.17, 1,471,098.14 and 349,366.97
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Solution
The fourth proportional to 980,535.17, 1,471,098.14 and 349,366.97 is: 524,155.70
Step by Step Solution
- Step 1: Write the proportion equation
980,535.17 : 1,471,098.14 = 349,366.97 : x - Step 2: Convert to fraction form
980,535.17/1,471,098.14 = 349,366.97/x - Step 3: Cross multiply
980,535.17x = 1,471,098.14 × 349,366.97 - Step 4: Simplify right side
980,535.17x = 513,953,099,744.44 - Step 5: Solve for x
x = 513,953,099,744.44/980,535.17 - Step 6: Final answer
x = 524,155.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.