Finding the Fourth Proportional to 539,558.52, 809,337.12 and 160,477.68
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Solution
The fourth proportional to 539,558.52, 809,337.12 and 160,477.68 is: 240,716.32
Step by Step Solution
- Step 1: Write the proportion equation
539,558.52 : 809,337.12 = 160,477.68 : x - Step 2: Convert to fraction form
539,558.52/809,337.12 = 160,477.68/x - Step 3: Cross multiply
539,558.52x = 809,337.12 × 160,477.68 - Step 4: Simplify right side
539,558.52x = 129,880,543,355.48 - Step 5: Solve for x
x = 129,880,543,355.48/539,558.52 - Step 6: Final answer
x = 240,716.32
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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.