Finding the Fourth Proportional to 344,579.66, 516,828.44 and 91,879.10
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Solution
The fourth proportional to 344,579.66, 516,828.44 and 91,879.10 is: 137,807.70
Step by Step Solution
- Step 1: Write the proportion equation
344,579.66 : 516,828.44 = 91,879.10 : x - Step 2: Convert to fraction form
344,579.66/516,828.44 = 91,879.10/x - Step 3: Cross multiply
344,579.66x = 516,828.44 × 91,879.10 - Step 4: Simplify right side
344,579.66x = 47,485,731,921.60 - Step 5: Solve for x
x = 47,485,731,921.60/344,579.66 - Step 6: Final answer
x = 137,807.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.