Finding the Fourth Proportional to 516,132.60, 774,206.69 and 179,183.97
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Solution
The fourth proportional to 516,132.60, 774,206.69 and 179,183.97 is: 268,778.65
Step by Step Solution
- Step 1: Write the proportion equation
516,132.60 : 774,206.69 = 179,183.97 : x - Step 2: Convert to fraction form
516,132.60/774,206.69 = 179,183.97/x - Step 3: Cross multiply
516,132.60x = 774,206.69 × 179,183.97 - Step 4: Simplify right side
516,132.60x = 138,725,426,379.24 - Step 5: Solve for x
x = 138,725,426,379.24/516,132.60 - Step 6: Final answer
x = 268,778.65
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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.