Finding the Fourth Proportional to 201,719.80, 290,849.76 and 201,719.80
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Solution
The fourth proportional to 201,719.80, 290,849.76 and 201,719.80 is: 290,849.76
Step by Step Solution
- Step 1: Write the proportion equation
201,719.80 : 290,849.76 = 201,719.80 : x - Step 2: Convert to fraction form
201,719.80/290,849.76 = 201,719.80/x - Step 3: Cross multiply
201,719.80x = 290,849.76 × 201,719.80 - Step 4: Simplify right side
201,719.80x = 58,670,155,417.25 - Step 5: Solve for x
x = 58,670,155,417.25/201,719.80 - Step 6: Final answer
x = 290,849.76
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.