Finding the Fourth Proportional to 964,831.24, 1,331,548.86 and 535,249.75
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Solution
The fourth proportional to 964,831.24, 1,331,548.86 and 535,249.75 is: 738,690.01
Step by Step Solution
- Step 1: Write the proportion equation
964,831.24 : 1,331,548.86 = 535,249.75 : x - Step 2: Convert to fraction form
964,831.24/1,331,548.86 = 535,249.75/x - Step 3: Cross multiply
964,831.24x = 1,331,548.86 × 535,249.75 - Step 4: Simplify right side
964,831.24x = 712,711,194,427.79 - Step 5: Solve for x
x = 712,711,194,427.79/964,831.24 - Step 6: Final answer
x = 738,690.01
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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.