Finding the Fourth Proportional to 585,742.40, 878,632.91 and 201,487.38
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Solution
The fourth proportional to 585,742.40, 878,632.91 and 201,487.38 is: 302,237.71
Step by Step Solution
- Step 1: Write the proportion equation
585,742.40 : 878,632.91 = 201,487.38 : x - Step 2: Convert to fraction form
585,742.40/878,632.91 = 201,487.38/x - Step 3: Cross multiply
585,742.40x = 878,632.91 × 201,487.38 - Step 4: Simplify right side
585,742.40x = 177,033,442,010.24 - Step 5: Solve for x
x = 177,033,442,010.24/585,742.40 - Step 6: Final answer
x = 302,237.71
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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.