Finding the Fourth Proportional to 546,201.80, 819,302.70 and 542,702.60
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Solution
The fourth proportional to 546,201.80, 819,302.70 and 542,702.60 is: 814,053.90
Step by Step Solution
- Step 1: Write the proportion equation
546,201.80 : 819,302.70 = 542,702.60 : x - Step 2: Convert to fraction form
546,201.80/819,302.70 = 542,702.60/x - Step 3: Cross multiply
546,201.80x = 819,302.70 × 542,702.60 - Step 4: Simplify right side
546,201.80x = 444,637,705,477.02 - Step 5: Solve for x
x = 444,637,705,477.02/546,201.80 - Step 6: Final answer
x = 814,053.90
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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.