Finding the Fourth Proportional to 591,022.11, 886,657.71 and 191,631.74
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Solution
The fourth proportional to 591,022.11, 886,657.71 and 191,631.74 is: 287,487.99
Step by Step Solution
- Step 1: Write the proportion equation
591,022.11 : 886,657.71 = 191,631.74 : x - Step 2: Convert to fraction form
591,022.11/886,657.71 = 191,631.74/x - Step 3: Cross multiply
591,022.11x = 886,657.71 × 191,631.74 - Step 4: Simplify right side
591,022.11x = 169,911,759,751.72 - Step 5: Solve for x
x = 169,911,759,751.72/591,022.11 - Step 6: Final answer
x = 287,487.99
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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.