Finding the Fourth Proportional to 319,218.84, 440,524.98 and 175,984.02
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Solution
The fourth proportional to 319,218.84, 440,524.98 and 175,984.02 is: 242,859.59
Step by Step Solution
- Step 1: Write the proportion equation
319,218.84 : 440,524.98 = 175,984.02 : x - Step 2: Convert to fraction form
319,218.84/440,524.98 = 175,984.02/x - Step 3: Cross multiply
319,218.84x = 440,524.98 × 175,984.02 - Step 4: Simplify right side
319,218.84x = 77,525,356,890.82 - Step 5: Solve for x
x = 77,525,356,890.82/319,218.84 - Step 6: Final answer
x = 242,859.59
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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.