Finding the Fourth Proportional to 942,817.08, 1,301,090.94 and 513,102.36
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Solution
The fourth proportional to 942,817.08, 1,301,090.94 and 513,102.36 is: 708,083.09
Step by Step Solution
- Step 1: Write the proportion equation
942,817.08 : 1,301,090.94 = 513,102.36 : x - Step 2: Convert to fraction form
942,817.08/1,301,090.94 = 513,102.36/x - Step 3: Cross multiply
942,817.08x = 1,301,090.94 × 513,102.36 - Step 4: Simplify right side
942,817.08x = 667,592,831,888.62 - Step 5: Solve for x
x = 667,592,831,888.62/942,817.08 - Step 6: Final answer
x = 708,083.09
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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.