Finding the Fourth Proportional to 343,167.30, 473,588.35 and 190,221.74
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Solution
The fourth proportional to 343,167.30, 473,588.35 and 190,221.74 is: 262,515.69
Step by Step Solution
- Step 1: Write the proportion equation
343,167.30 : 473,588.35 = 190,221.74 : x - Step 2: Convert to fraction form
343,167.30/473,588.35 = 190,221.74/x - Step 3: Cross multiply
343,167.30x = 473,588.35 × 190,221.74 - Step 4: Simplify right side
343,167.30x = 90,086,799,980.73 - Step 5: Solve for x
x = 90,086,799,980.73/343,167.30 - Step 6: Final answer
x = 262,515.69
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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.