Finding the Fourth Proportional to 731,577.41, 1,009,616.05 and 409,268.29
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Solution
The fourth proportional to 731,577.41, 1,009,616.05 and 409,268.29 is: 564,812.18
Step by Step Solution
- Step 1: Write the proportion equation
731,577.41 : 1,009,616.05 = 409,268.29 : x - Step 2: Convert to fraction form
731,577.41/1,009,616.05 = 409,268.29/x - Step 3: Cross multiply
731,577.41x = 1,009,616.05 × 409,268.29 - Step 4: Simplify right side
731,577.41x = 413,203,834,340.06 - Step 5: Solve for x
x = 413,203,834,340.06/731,577.41 - Step 6: Final answer
x = 564,812.18
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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.