Finding the Fourth Proportional to 708,108.80, 1,062,163.20 and 334,860.80
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Solution
The fourth proportional to 708,108.80, 1,062,163.20 and 334,860.80 is: 502,291.20
Step by Step Solution
- Step 1: Write the proportion equation
708,108.80 : 1,062,163.20 = 334,860.80 : x - Step 2: Convert to fraction form
708,108.80/1,062,163.20 = 334,860.80/x - Step 3: Cross multiply
708,108.80x = 1,062,163.20 × 334,860.80 - Step 4: Simplify right side
708,108.80x = 355,676,818,882.56 - Step 5: Solve for x
x = 355,676,818,882.56/708,108.80 - Step 6: Final answer
x = 502,291.20
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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.