Finding the Fourth Proportional to 626,273.64, 939,579.95 and 446,586.08
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Solution
The fourth proportional to 626,273.64, 939,579.95 and 446,586.08 is: 669,999.97
Step by Step Solution
- Step 1: Write the proportion equation
626,273.64 : 939,579.95 = 446,586.08 : x - Step 2: Convert to fraction form
626,273.64/939,579.95 = 446,586.08/x - Step 3: Cross multiply
626,273.64x = 939,579.95 × 446,586.08 - Step 4: Simplify right side
626,273.64x = 419,603,323,135.66 - Step 5: Solve for x
x = 419,603,323,135.66/626,273.64 - Step 6: Final answer
x = 669,999.97
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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.