Finding the Fourth Proportional to 517,434.99, 776,281.62 and 180,480.45
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Solution
The fourth proportional to 517,434.99, 776,281.62 and 180,480.45 is: 270,765.73
Step by Step Solution
- Step 1: Write the proportion equation
517,434.99 : 776,281.62 = 180,480.45 : x - Step 2: Convert to fraction form
517,434.99/776,281.62 = 180,480.45/x - Step 3: Cross multiply
517,434.99x = 776,281.62 × 180,480.45 - Step 4: Simplify right side
517,434.99x = 140,103,659,692.19 - Step 5: Solve for x
x = 140,103,659,692.19/517,434.99 - Step 6: Final answer
x = 270,765.73
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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.