Finding the Fourth Proportional to 328,841.05, 493,323.77 and 104,258.02
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Solution
The fourth proportional to 328,841.05, 493,323.77 and 104,258.02 is: 156,406.75
Step by Step Solution
- Step 1: Write the proportion equation
328,841.05 : 493,323.77 = 104,258.02 : x - Step 2: Convert to fraction form
328,841.05/493,323.77 = 104,258.02/x - Step 3: Cross multiply
328,841.05x = 493,323.77 × 104,258.02 - Step 4: Simplify right side
328,841.05x = 51,432,959,479.14 - Step 5: Solve for x
x = 51,432,959,479.14/328,841.05 - Step 6: Final answer
x = 156,406.75
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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.