Finding the Fourth Proportional to 516,659.40, 775,045.62 and 175,349.21
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Solution
The fourth proportional to 516,659.40, 775,045.62 and 175,349.21 is: 263,042.99
Step by Step Solution
- Step 1: Write the proportion equation
516,659.40 : 775,045.62 = 175,349.21 : x - Step 2: Convert to fraction form
516,659.40/775,045.62 = 175,349.21/x - Step 3: Cross multiply
516,659.40x = 775,045.62 × 175,349.21 - Step 4: Simplify right side
516,659.40x = 135,903,633,305.73 - Step 5: Solve for x
x = 135,903,633,305.73/516,659.40 - Step 6: Final answer
x = 263,042.99
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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.