Finding the Fourth Proportional to 295,493.74, 407,720.91 and 174,574.42
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Solution
The fourth proportional to 295,493.74, 407,720.91 and 174,574.42 is: 240,876.99
Step by Step Solution
- Step 1: Write the proportion equation
295,493.74 : 407,720.91 = 174,574.42 : x - Step 2: Convert to fraction form
295,493.74/407,720.91 = 174,574.42/x - Step 3: Cross multiply
295,493.74x = 407,720.91 × 174,574.42 - Step 4: Simplify right side
295,493.74x = 71,177,641,385.12 - Step 5: Solve for x
x = 71,177,641,385.12/295,493.74 - Step 6: Final answer
x = 240,876.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.