Finding the Fourth Proportional to 634,210.08, 875,221.92 and 347,713.08
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Solution
The fourth proportional to 634,210.08, 875,221.92 and 347,713.08 is: 479,850.63
Step by Step Solution
- Step 1: Write the proportion equation
634,210.08 : 875,221.92 = 347,713.08 : x - Step 2: Convert to fraction form
634,210.08/875,221.92 = 347,713.08/x - Step 3: Cross multiply
634,210.08x = 875,221.92 × 347,713.08 - Step 4: Simplify right side
634,210.08x = 304,326,109,486.71 - Step 5: Solve for x
x = 304,326,109,486.71/634,210.08 - Step 6: Final answer
x = 479,850.63
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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.