Finding the Fourth Proportional to 343,260.87, 473,727.97 and 190,347.01
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Solution
The fourth proportional to 343,260.87, 473,727.97 and 190,347.01 is: 262,694.38
Step by Step Solution
- Step 1: Write the proportion equation
343,260.87 : 473,727.97 = 190,347.01 : x - Step 2: Convert to fraction form
343,260.87/473,727.97 = 190,347.01/x - Step 3: Cross multiply
343,260.87x = 473,727.97 × 190,347.01 - Step 4: Simplify right side
343,260.87x = 90,172,702,642.87 - Step 5: Solve for x
x = 90,172,702,642.87/343,260.87 - Step 6: Final answer
x = 262,694.38
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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.