Finding the Fourth Proportional to 343,077.66, 473,449.98 and 190,118.41
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Solution
The fourth proportional to 343,077.66, 473,449.98 and 190,118.41 is: 262,364.96
Step by Step Solution
- Step 1: Write the proportion equation
343,077.66 : 473,449.98 = 190,118.41 : x - Step 2: Convert to fraction form
343,077.66/473,449.98 = 190,118.41/x - Step 3: Cross multiply
343,077.66x = 473,449.98 × 190,118.41 - Step 4: Simplify right side
343,077.66x = 90,011,557,412.13 - Step 5: Solve for x
x = 90,011,557,412.13/343,077.66 - Step 6: Final answer
x = 262,364.96
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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.