Finding the Fourth Proportional to 675,729.80, 1,013,465.10 and 202,430.60
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Solution
The fourth proportional to 675,729.80, 1,013,465.10 and 202,430.60 is: 303,607.08
Step by Step Solution
- Step 1: Write the proportion equation
675,729.80 : 1,013,465.10 = 202,430.60 : x - Step 2: Convert to fraction form
675,729.80/1,013,465.10 = 202,430.60/x - Step 3: Cross multiply
675,729.80x = 1,013,465.10 × 202,430.60 - Step 4: Simplify right side
675,729.80x = 205,156,348,272.06 - Step 5: Solve for x
x = 205,156,348,272.06/675,729.80 - Step 6: Final answer
x = 303,607.08
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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.