Finding the Fourth Proportional to 344,285.70, 516,427.50 and 91,565.97
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Solution
The fourth proportional to 344,285.70, 516,427.50 and 91,565.97 is: 137,348.68
Step by Step Solution
- Step 1: Write the proportion equation
344,285.70 : 516,427.50 = 91,565.97 : x - Step 2: Convert to fraction form
344,285.70/516,427.50 = 91,565.97/x - Step 3: Cross multiply
344,285.70x = 516,427.50 × 91,565.97 - Step 4: Simplify right side
344,285.70x = 47,287,184,972.18 - Step 5: Solve for x
x = 47,287,184,972.18/344,285.70 - Step 6: Final answer
x = 137,348.68
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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.