Finding the Fourth Proportional to 539,583.20, 809,374.80 and 184,608.80
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Solution
The fourth proportional to 539,583.20, 809,374.80 and 184,608.80 is: 276,913.20
Step by Step Solution
- Step 1: Write the proportion equation
539,583.20 : 809,374.80 = 184,608.80 : x - Step 2: Convert to fraction form
539,583.20/809,374.80 = 184,608.80/x - Step 3: Cross multiply
539,583.20x = 809,374.80 × 184,608.80 - Step 4: Simplify right side
539,583.20x = 149,417,710,578.24 - Step 5: Solve for x
x = 149,417,710,578.24/539,583.20 - Step 6: Final answer
x = 276,913.20
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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.