Finding the Fourth Proportional to 310,169.41, 465,347.55 and 110,463.81
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Solution
The fourth proportional to 310,169.41, 465,347.55 and 110,463.81 is: 165,728.99
Step by Step Solution
- Step 1: Write the proportion equation
310,169.41 : 465,347.55 = 110,463.81 : x - Step 2: Convert to fraction form
310,169.41/465,347.55 = 110,463.81/x - Step 3: Cross multiply
310,169.41x = 465,347.55 × 110,463.81 - Step 4: Simplify right side
310,169.41x = 51,404,062,016.35 - Step 5: Solve for x
x = 51,404,062,016.35/310,169.41 - Step 6: Final answer
x = 165,728.99
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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.