Finding the Fourth Proportional to 845,346.08, 1,166,572.08 and 463,388.96
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Solution
The fourth proportional to 845,346.08, 1,166,572.08 and 463,388.96 is: 639,473.74
Step by Step Solution
- Step 1: Write the proportion equation
845,346.08 : 1,166,572.08 = 463,388.96 : x - Step 2: Convert to fraction form
845,346.08/1,166,572.08 = 463,388.96/x - Step 3: Cross multiply
845,346.08x = 1,166,572.08 × 463,388.96 - Step 4: Simplify right side
845,346.08x = 540,576,622,916.24 - Step 5: Solve for x
x = 540,576,622,916.24/845,346.08 - Step 6: Final answer
x = 639,473.74
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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.