Finding the Fourth Proportional to 340,262.99, 510,394.51 and 140,588.52
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Solution
The fourth proportional to 340,262.99, 510,394.51 and 140,588.52 is: 210,882.79
Step by Step Solution
- Step 1: Write the proportion equation
340,262.99 : 510,394.51 = 140,588.52 : x - Step 2: Convert to fraction form
340,262.99/510,394.51 = 140,588.52/x - Step 3: Cross multiply
340,262.99x = 510,394.51 × 140,588.52 - Step 4: Simplify right side
340,262.99x = 71,755,608,777.03 - Step 5: Solve for x
x = 71,755,608,777.03/340,262.99 - Step 6: Final answer
x = 210,882.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.