Finding the Fourth Proportional to 364,718.59, 503,395.64 and 213,864.19
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Solution
The fourth proportional to 364,718.59, 503,395.64 and 213,864.19 is: 295,181.83
Step by Step Solution
- Step 1: Write the proportion equation
364,718.59 : 503,395.64 = 213,864.19 : x - Step 2: Convert to fraction form
364,718.59/503,395.64 = 213,864.19/x - Step 3: Cross multiply
364,718.59x = 503,395.64 × 213,864.19 - Step 4: Simplify right side
364,718.59x = 107,658,300,798.13 - Step 5: Solve for x
x = 107,658,300,798.13/364,718.59 - Step 6: Final answer
x = 295,181.83
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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.