Finding the Fourth Proportional to 406,873.29, 610,240.28 and 107,356.97
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Solution
The fourth proportional to 406,873.29, 610,240.28 and 107,356.97 is: 161,017.07
Step by Step Solution
- Step 1: Write the proportion equation
406,873.29 : 610,240.28 = 107,356.97 : x - Step 2: Convert to fraction form
406,873.29/610,240.28 = 107,356.97/x - Step 3: Cross multiply
406,873.29x = 610,240.28 × 107,356.97 - Step 4: Simplify right side
406,873.29x = 65,513,543,844.77 - Step 5: Solve for x
x = 65,513,543,844.77/406,873.29 - Step 6: Final answer
x = 161,017.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.