Finding the Fourth Proportional to 546,083.80, 819,125.70 and 492,939.70
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Solution
The fourth proportional to 546,083.80, 819,125.70 and 492,939.70 is: 739,409.55
Step by Step Solution
- Step 1: Write the proportion equation
546,083.80 : 819,125.70 = 492,939.70 : x - Step 2: Convert to fraction form
546,083.80/819,125.70 = 492,939.70/x - Step 3: Cross multiply
546,083.80x = 819,125.70 × 492,939.70 - Step 4: Simplify right side
546,083.80x = 403,779,576,820.29 - Step 5: Solve for x
x = 403,779,576,820.29/546,083.80 - Step 6: Final answer
x = 739,409.55
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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.