Finding the Fourth Proportional to 459,501.99, 688,778.11 and 175,116.19
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Solution
The fourth proportional to 459,501.99, 688,778.11 and 175,116.19 is: 262,493.31
Step by Step Solution
- Step 1: Write the proportion equation
459,501.99 : 688,778.11 = 175,116.19 : x - Step 2: Convert to fraction form
459,501.99/688,778.11 = 175,116.19/x - Step 3: Cross multiply
459,501.99x = 688,778.11 × 175,116.19 - Step 4: Simplify right side
459,501.99x = 120,616,198,378.60 - Step 5: Solve for x
x = 120,616,198,378.60/459,501.99 - Step 6: Final answer
x = 262,493.31
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1.5x scale
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.