Finding the Fourth Proportional to 344,177.84, 475,138.20 and 215,188.04
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Solution
The fourth proportional to 344,177.84, 475,138.20 and 215,188.04 is: 297,067.52
Step by Step Solution
- Step 1: Write the proportion equation
344,177.84 : 475,138.20 = 215,188.04 : x - Step 2: Convert to fraction form
344,177.84/475,138.20 = 215,188.04/x - Step 3: Cross multiply
344,177.84x = 475,138.20 × 215,188.04 - Step 4: Simplify right side
344,177.84x = 102,244,057,987.13 - Step 5: Solve for x
x = 102,244,057,987.13/344,177.84 - Step 6: Final answer
x = 297,067.52
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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.