Finding the Fourth Proportional to 543,986.15, 750,686.04 and 302,262.53
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Solution
The fourth proportional to 543,986.15, 750,686.04 and 302,262.53 is: 417,114.04
Step by Step Solution
- Step 1: Write the proportion equation
543,986.15 : 750,686.04 = 302,262.53 : x - Step 2: Convert to fraction form
543,986.15/750,686.04 = 302,262.53/x - Step 3: Cross multiply
543,986.15x = 750,686.04 × 302,262.53 - Step 4: Simplify right side
543,986.15x = 226,904,257,932.65 - Step 5: Solve for x
x = 226,904,257,932.65/543,986.15 - Step 6: Final answer
x = 417,114.04
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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.