Finding the Fourth Proportional to 635,895.90, 877,585.16 and 364,049.06
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Solution
The fourth proportional to 635,895.90, 877,585.16 and 364,049.06 is: 502,415.65
Step by Step Solution
- Step 1: Write the proportion equation
635,895.90 : 877,585.16 = 364,049.06 : x - Step 2: Convert to fraction form
635,895.90/877,585.16 = 364,049.06/x - Step 3: Cross multiply
635,895.90x = 877,585.16 × 364,049.06 - Step 4: Simplify right side
635,895.90x = 319,484,049,090.15 - Step 5: Solve for x
x = 319,484,049,090.15/635,895.90 - Step 6: Final answer
x = 502,415.65
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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.