Finding the Fourth Proportional to 435,471.39, 653,283.63 and 198,837.99
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Solution
The fourth proportional to 435,471.39, 653,283.63 and 198,837.99 is: 298,291.94
Step by Step Solution
- Step 1: Write the proportion equation
435,471.39 : 653,283.63 = 198,837.99 : x - Step 2: Convert to fraction form
435,471.39/653,283.63 = 198,837.99/x - Step 3: Cross multiply
435,471.39x = 653,283.63 × 198,837.99 - Step 4: Simplify right side
435,471.39x = 129,897,603,889.10 - Step 5: Solve for x
x = 129,897,603,889.10/435,471.39 - Step 6: Final answer
x = 298,291.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.