Finding the Fourth Proportional to 432,207.23, 596,524.05 and 257,788.62
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Solution
The fourth proportional to 432,207.23, 596,524.05 and 257,788.62 is: 355,794.85
Step by Step Solution
- Step 1: Write the proportion equation
432,207.23 : 596,524.05 = 257,788.62 : x - Step 2: Convert to fraction form
432,207.23/596,524.05 = 257,788.62/x - Step 3: Cross multiply
432,207.23x = 596,524.05 × 257,788.62 - Step 4: Simplify right side
432,207.23x = 153,777,107,374.75 - Step 5: Solve for x
x = 153,777,107,374.75/432,207.23 - Step 6: Final answer
x = 355,794.85
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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.