Finding the Fourth Proportional to 986,808.08, 1,480,351.80 and 303,751.28
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Solution
The fourth proportional to 986,808.08, 1,480,351.80 and 303,751.28 is: 455,669.92
Step by Step Solution
- Step 1: Write the proportion equation
986,808.08 : 1,480,351.80 = 303,751.28 : x - Step 2: Convert to fraction form
986,808.08/1,480,351.80 = 303,751.28/x - Step 3: Cross multiply
986,808.08x = 1,480,351.80 × 303,751.28 - Step 4: Simplify right side
986,808.08x = 449,658,754,100.30 - Step 5: Solve for x
x = 449,658,754,100.30/986,808.08 - Step 6: Final answer
x = 455,669.92
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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.