Finding the Fourth Proportional to 343,209.18, 473,631.84 and 190,249.02
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Solution
The fourth proportional to 343,209.18, 473,631.84 and 190,249.02 is: 262,545.41
Step by Step Solution
- Step 1: Write the proportion equation
343,209.18 : 473,631.84 = 190,249.02 : x - Step 2: Convert to fraction form
343,209.18/473,631.84 = 190,249.02/x - Step 3: Cross multiply
343,209.18x = 473,631.84 × 190,249.02 - Step 4: Simplify right side
343,209.18x = 90,107,993,400.80 - Step 5: Solve for x
x = 90,107,993,400.80/343,209.18 - Step 6: Final answer
x = 262,545.41
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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.