Finding the Fourth Proportional to 1,169,928.28, 1,754,884.32 and 328,480.84
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Solution
The fourth proportional to 1,169,928.28, 1,754,884.32 and 328,480.84 is: 492,718.99
Step by Step Solution
- Step 1: Write the proportion equation
1,169,928.28 : 1,754,884.32 = 328,480.84 : x - Step 2: Convert to fraction form
1,169,928.28/1,754,884.32 = 328,480.84/x - Step 3: Cross multiply
1,169,928.28x = 1,754,884.32 × 328,480.84 - Step 4: Simplify right side
1,169,928.28x = 576,445,875,536.43 - Step 5: Solve for x
x = 576,445,875,536.43/1,169,928.28 - Step 6: Final answer
x = 492,718.99
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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.