Finding the Fourth Proportional to 529,848.76, 731,161.74 and 303,508.84
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Solution
The fourth proportional to 529,848.76, 731,161.74 and 303,508.84 is: 418,825.27
Step by Step Solution
- Step 1: Write the proportion equation
529,848.76 : 731,161.74 = 303,508.84 : x - Step 2: Convert to fraction form
529,848.76/731,161.74 = 303,508.84/x - Step 3: Cross multiply
529,848.76x = 731,161.74 × 303,508.84 - Step 4: Simplify right side
529,848.76x = 221,914,051,559.78 - Step 5: Solve for x
x = 221,914,051,559.78/529,848.76 - Step 6: Final answer
x = 418,825.27
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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.