Finding the Fourth Proportional to 964,247.24, 1,330,571.60 and 534,490.80
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Solution
The fourth proportional to 964,247.24, 1,330,571.60 and 534,490.80 is: 737,547.64
Step by Step Solution
- Step 1: Write the proportion equation
964,247.24 : 1,330,571.60 = 534,490.80 : x - Step 2: Convert to fraction form
964,247.24/1,330,571.60 = 534,490.80/x - Step 3: Cross multiply
964,247.24x = 1,330,571.60 × 534,490.80 - Step 4: Simplify right side
964,247.24x = 711,178,278,941.28 - Step 5: Solve for x
x = 711,178,278,941.28/964,247.24 - Step 6: Final answer
x = 737,547.64
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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.