Finding the Fourth Proportional to 893,009.17, 1,232,361.19 and 485,114.08
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Solution
The fourth proportional to 893,009.17, 1,232,361.19 and 485,114.08 is: 669,462.06
Step by Step Solution
- Step 1: Write the proportion equation
893,009.17 : 1,232,361.19 = 485,114.08 : x - Step 2: Convert to fraction form
893,009.17/1,232,361.19 = 485,114.08/x - Step 3: Cross multiply
893,009.17x = 1,232,361.19 × 485,114.08 - Step 4: Simplify right side
893,009.17x = 597,835,762,021.96 - Step 5: Solve for x
x = 597,835,762,021.96/893,009.17 - Step 6: Final answer
x = 669,462.06
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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.