Finding the Fourth Proportional to 413,176.63, 620,027.12 and 176,521.09
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Solution
The fourth proportional to 413,176.63, 620,027.12 and 176,521.09 is: 264,893.64
Step by Step Solution
- Step 1: Write the proportion equation
413,176.63 : 620,027.12 = 176,521.09 : x - Step 2: Convert to fraction form
413,176.63/620,027.12 = 176,521.09/x - Step 3: Cross multiply
413,176.63x = 620,027.12 × 176,521.09 - Step 4: Simplify right side
413,176.63x = 109,447,863,051.96 - Step 5: Solve for x
x = 109,447,863,051.96/413,176.63 - Step 6: Final answer
x = 264,893.64
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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.