Finding the Fourth Proportional to 294,552.69, 406,412.15 and 173,684.49
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Solution
The fourth proportional to 294,552.69, 406,412.15 and 173,684.49 is: 239,642.99
Step by Step Solution
- Step 1: Write the proportion equation
294,552.69 : 406,412.15 = 173,684.49 : x - Step 2: Convert to fraction form
294,552.69/406,412.15 = 173,684.49/x - Step 3: Cross multiply
294,552.69x = 406,412.15 × 173,684.49 - Step 4: Simplify right side
294,552.69x = 70,587,486,134.13 - Step 5: Solve for x
x = 70,587,486,134.13/294,552.69 - Step 6: Final answer
x = 239,642.99
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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.