Finding the Fourth Proportional to 561,741.98, 775,206.68 and 307,093.17
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Solution
The fourth proportional to 561,741.98, 775,206.68 and 307,093.17 is: 423,790.07
Step by Step Solution
- Step 1: Write the proportion equation
561,741.98 : 775,206.68 = 307,093.17 : x - Step 2: Convert to fraction form
561,741.98/775,206.68 = 307,093.17/x - Step 3: Cross multiply
561,741.98x = 775,206.68 × 307,093.17 - Step 4: Simplify right side
561,741.98x = 238,060,675,230.91 - Step 5: Solve for x
x = 238,060,675,230.91/561,741.98 - Step 6: Final answer
x = 423,790.07
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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.