Finding the Fourth Proportional to 431,585.69, 595,590.80 and 250,405.52
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Solution
The fourth proportional to 431,585.69, 595,590.80 and 250,405.52 is: 345,561.09
Step by Step Solution
- Step 1: Write the proportion equation
431,585.69 : 595,590.80 = 250,405.52 : x - Step 2: Convert to fraction form
431,585.69/595,590.80 = 250,405.52/x - Step 3: Cross multiply
431,585.69x = 595,590.80 × 250,405.52 - Step 4: Simplify right side
431,585.69x = 149,139,219,751.23 - Step 5: Solve for x
x = 149,139,219,751.23/431,585.69 - Step 6: Final answer
x = 345,561.09
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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.