Finding the Fourth Proportional to 341,029.84, 471,198.92 and 245,347.28
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Solution
The fourth proportional to 341,029.84, 471,198.92 and 245,347.28 is: 338,994.89
Step by Step Solution
- Step 1: Write the proportion equation
341,029.84 : 471,198.92 = 245,347.28 : x - Step 2: Convert to fraction form
341,029.84/471,198.92 = 245,347.28/x - Step 3: Cross multiply
341,029.84x = 471,198.92 × 245,347.28 - Step 4: Simplify right side
341,029.84x = 115,607,373,360.94 - Step 5: Solve for x
x = 115,607,373,360.94/341,029.84 - Step 6: Final answer
x = 338,994.89
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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.