Finding the Fourth Proportional to 514,350.79, 711,158.56 and 450,505.42
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Solution
The fourth proportional to 514,350.79, 711,158.56 and 450,505.42 is: 622,883.82
Step by Step Solution
- Step 1: Write the proportion equation
514,350.79 : 711,158.56 = 450,505.42 : x - Step 2: Convert to fraction form
514,350.79/711,158.56 = 450,505.42/x - Step 3: Cross multiply
514,350.79x = 711,158.56 × 450,505.42 - Step 4: Simplify right side
514,350.79x = 320,380,782,855.24 - Step 5: Solve for x
x = 320,380,782,855.24/514,350.79 - Step 6: Final answer
x = 622,883.82
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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.