Finding the Fourth Proportional to 1,068,917.12, 1,603,532.19 and 310,660.08
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Solution
The fourth proportional to 1,068,917.12, 1,603,532.19 and 310,660.08 is: 466,035.61
Step by Step Solution
- Step 1: Write the proportion equation
1,068,917.12 : 1,603,532.19 = 310,660.08 : x - Step 2: Convert to fraction form
1,068,917.12/1,603,532.19 = 310,660.08/x - Step 3: Cross multiply
1,068,917.12x = 1,603,532.19 × 310,660.08 - Step 4: Simplify right side
1,068,917.12x = 498,153,438,427.98 - Step 5: Solve for x
x = 498,153,438,427.98/1,068,917.12 - Step 6: Final answer
x = 466,035.61
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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.