Finding the Fourth Proportional to 565,917.99, 781,077.79 and 324,362.48
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Solution
The fourth proportional to 565,917.99, 781,077.79 and 324,362.48 is: 447,683.81
Step by Step Solution
- Step 1: Write the proportion equation
565,917.99 : 781,077.79 = 324,362.48 : x - Step 2: Convert to fraction form
565,917.99/781,077.79 = 324,362.48/x - Step 3: Cross multiply
565,917.99x = 781,077.79 × 324,362.48 - Step 4: Simplify right side
565,917.99x = 253,352,323,712.84 - Step 5: Solve for x
x = 253,352,323,712.84/565,917.99 - Step 6: Final answer
x = 447,683.81
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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.