Finding the Fourth Proportional to 373,358.20, 559,936.84 and 136,702.12
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Solution
The fourth proportional to 373,358.20, 559,936.84 and 136,702.12 is: 205,016.40
Step by Step Solution
- Step 1: Write the proportion equation
373,358.20 : 559,936.84 = 136,702.12 : x - Step 2: Convert to fraction form
373,358.20/559,936.84 = 136,702.12/x - Step 3: Cross multiply
373,358.20x = 559,936.84 × 136,702.12 - Step 4: Simplify right side
373,358.20x = 76,544,553,094.10 - Step 5: Solve for x
x = 76,544,553,094.10/373,358.20 - Step 6: Final answer
x = 205,016.40
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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.