Finding the Fourth Proportional to 343,291.80, 473,758.92 and 214,306.68
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Solution
The fourth proportional to 343,291.80, 473,758.92 and 214,306.68 is: 295,753.35
Step by Step Solution
- Step 1: Write the proportion equation
343,291.80 : 473,758.92 = 214,306.68 : x - Step 2: Convert to fraction form
343,291.80/473,758.92 = 214,306.68/x - Step 3: Cross multiply
343,291.80x = 473,758.92 × 214,306.68 - Step 4: Simplify right side
343,291.80x = 101,529,701,265.59 - Step 5: Solve for x
x = 101,529,701,265.59/343,291.80 - Step 6: Final answer
x = 295,753.35
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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.