Finding the Fourth Proportional to 506,253.59, 698,651.65 and 276,797.19
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Solution
The fourth proportional to 506,253.59, 698,651.65 and 276,797.19 is: 381,991.99
Step by Step Solution
- Step 1: Write the proportion equation
506,253.59 : 698,651.65 = 276,797.19 : x - Step 2: Convert to fraction form
506,253.59/698,651.65 = 276,797.19/x - Step 3: Cross multiply
506,253.59x = 698,651.65 × 276,797.19 - Step 4: Simplify right side
506,253.59x = 193,384,812,124.88 - Step 5: Solve for x
x = 193,384,812,124.88/506,253.59 - Step 6: Final answer
x = 381,991.99
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1.5x scale
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.