Finding the Fourth Proportional to 632,736.96, 873,180.48 and 357,097.12
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Solution
The fourth proportional to 632,736.96, 873,180.48 and 357,097.12 is: 492,795.99
Step by Step Solution
- Step 1: Write the proportion equation
632,736.96 : 873,180.48 = 357,097.12 : x - Step 2: Convert to fraction form
632,736.96/873,180.48 = 357,097.12/x - Step 3: Cross multiply
632,736.96x = 873,180.48 × 357,097.12 - Step 4: Simplify right side
632,736.96x = 311,810,234,648.22 - Step 5: Solve for x
x = 311,810,234,648.22/632,736.96 - Step 6: Final answer
x = 492,795.99
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1.5x scale
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.