Finding the Fourth Proportional to 546,780.09, 820,174.99 and 167,702.59
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Solution
The fourth proportional to 546,780.09, 820,174.99 and 167,702.59 is: 251,555.37
Step by Step Solution
- Step 1: Write the proportion equation
546,780.09 : 820,174.99 = 167,702.59 : x - Step 2: Convert to fraction form
546,780.09/820,174.99 = 167,702.59/x - Step 3: Cross multiply
546,780.09x = 820,174.99 × 167,702.59 - Step 4: Simplify right side
546,780.09x = 137,545,470,076.22 - Step 5: Solve for x
x = 137,545,470,076.22/546,780.09 - Step 6: Final answer
x = 251,555.37
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1.5x scale
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.