Finding the Fourth Proportional to 477,911.19, 716,868.67 and 193,607.12
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Solution
The fourth proportional to 477,911.19, 716,868.67 and 193,607.12 is: 290,411.43
Step by Step Solution
- Step 1: Write the proportion equation
477,911.19 : 716,868.67 = 193,607.12 : x - Step 2: Convert to fraction form
477,911.19/716,868.67 = 193,607.12/x - Step 3: Cross multiply
477,911.19x = 716,868.67 × 193,607.12 - Step 4: Simplify right side
477,911.19x = 138,790,874,975.36 - Step 5: Solve for x
x = 138,790,874,975.36/477,911.19 - Step 6: Final answer
x = 290,411.43
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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.