Finding the Fourth Proportional to 563,778.06, 845,537.68 and 336,138.09
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Solution
The fourth proportional to 563,778.06, 845,537.68 and 336,138.09 is: 504,129.98
Step by Step Solution
- Step 1: Write the proportion equation
563,778.06 : 845,537.68 = 336,138.09 : x - Step 2: Convert to fraction form
563,778.06/845,537.68 = 336,138.09/x - Step 3: Cross multiply
563,778.06x = 845,537.68 × 336,138.09 - Step 4: Simplify right side
563,778.06x = 284,217,420,778.23 - Step 5: Solve for x
x = 284,217,420,778.23/563,778.06 - Step 6: Final answer
x = 504,129.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.