Finding the Fourth Proportional to 341,320.48, 471,018.96 and 188,360.08
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Solution
The fourth proportional to 341,320.48, 471,018.96 and 188,360.08 is: 259,935.09
Step by Step Solution
- Step 1: Write the proportion equation
341,320.48 : 471,018.96 = 188,360.08 : x - Step 2: Convert to fraction form
341,320.48/471,018.96 = 188,360.08/x - Step 3: Cross multiply
341,320.48x = 471,018.96 × 188,360.08 - Step 4: Simplify right side
341,320.48x = 88,721,168,987.12 - Step 5: Solve for x
x = 88,721,168,987.12/341,320.48 - Step 6: Final answer
x = 259,935.09
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1.5x scale
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.