Finding the Fourth Proportional to 343,510.79, 474,052.49 and 190,544.00
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Solution
The fourth proportional to 343,510.79, 474,052.49 and 190,544.00 is: 262,954.93
Step by Step Solution
- Step 1: Write the proportion equation
343,510.79 : 474,052.49 = 190,544.00 : x - Step 2: Convert to fraction form
343,510.79/474,052.49 = 190,544.00/x - Step 3: Cross multiply
343,510.79x = 474,052.49 × 190,544.00 - Step 4: Simplify right side
343,510.79x = 90,327,854,331.58 - Step 5: Solve for x
x = 90,327,854,331.58/343,510.79 - Step 6: Final answer
x = 262,954.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.