Finding the Fourth Proportional to 293,400.26, 404,830.12 and 172,497.44
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Solution
The fourth proportional to 293,400.26, 404,830.12 and 172,497.44 is: 238,009.88
Step by Step Solution
- Step 1: Write the proportion equation
293,400.26 : 404,830.12 = 172,497.44 : x - Step 2: Convert to fraction form
293,400.26/404,830.12 = 172,497.44/x - Step 3: Cross multiply
293,400.26x = 404,830.12 × 172,497.44 - Step 4: Simplify right side
293,400.26x = 69,832,159,334.89 - Step 5: Solve for x
x = 69,832,159,334.89/293,400.26 - Step 6: Final answer
x = 238,009.88
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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.