Finding the Fourth Proportional to 731,517.13, 1,009,495.13 and 409,232.62
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Solution
The fourth proportional to 731,517.13, 1,009,495.13 and 409,232.62 is: 564,741.85
Step by Step Solution
- Step 1: Write the proportion equation
731,517.13 : 1,009,495.13 = 409,232.62 : x - Step 2: Convert to fraction form
731,517.13/1,009,495.13 = 409,232.62/x - Step 3: Cross multiply
731,517.13x = 1,009,495.13 × 409,232.62 - Step 4: Simplify right side
731,517.13x = 413,118,336,927.14 - Step 5: Solve for x
x = 413,118,336,927.14/731,517.13 - Step 6: Final answer
x = 564,741.85
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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.