Finding the Fourth Proportional to 845,307.10, 1,166,643.42 and 523,120.96
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Solution
The fourth proportional to 845,307.10, 1,166,643.42 and 523,120.96 is: 721,980.95
Step by Step Solution
- Step 1: Write the proportion equation
845,307.10 : 1,166,643.42 = 523,120.96 : x - Step 2: Convert to fraction form
845,307.10/1,166,643.42 = 523,120.96/x - Step 3: Cross multiply
845,307.10x = 1,166,643.42 × 523,120.96 - Step 4: Simplify right side
845,307.10x = 610,295,625,848.08 - Step 5: Solve for x
x = 610,295,625,848.08/845,307.10 - Step 6: Final answer
x = 721,980.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.