Finding the Fourth Proportional to 947,620.62, 1,307,716.56 and 517,900.62
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Solution
The fourth proportional to 947,620.62, 1,307,716.56 and 517,900.62 is: 714,702.91
Step by Step Solution
- Step 1: Write the proportion equation
947,620.62 : 1,307,716.56 = 517,900.62 : x - Step 2: Convert to fraction form
947,620.62/1,307,716.56 = 517,900.62/x - Step 3: Cross multiply
947,620.62x = 1,307,716.56 × 517,900.62 - Step 4: Simplify right side
947,620.62x = 677,267,217,208.27 - Step 5: Solve for x
x = 677,267,217,208.27/947,620.62 - Step 6: Final answer
x = 714,702.91
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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.