Finding the Fourth Proportional to 534,777.19, 737,922.36 and 319,838.83
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Solution
The fourth proportional to 534,777.19, 737,922.36 and 319,838.83 is: 441,335.62
Step by Step Solution
- Step 1: Write the proportion equation
534,777.19 : 737,922.36 = 319,838.83 : x - Step 2: Convert to fraction form
534,777.19/737,922.36 = 319,838.83/x - Step 3: Cross multiply
534,777.19x = 737,922.36 × 319,838.83 - Step 4: Simplify right side
534,777.19x = 236,016,224,253.24 - Step 5: Solve for x
x = 236,016,224,253.24/534,777.19 - Step 6: Final answer
x = 441,335.62
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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.