Finding the Fourth Proportional to 1,272,327.95, 1,908,490.68 and 325,697.15
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Solution
The fourth proportional to 1,272,327.95, 1,908,490.68 and 325,697.15 is: 488,545.40
Step by Step Solution
- Step 1: Write the proportion equation
1,272,327.95 : 1,908,490.68 = 325,697.15 : x - Step 2: Convert to fraction form
1,272,327.95/1,908,490.68 = 325,697.15/x - Step 3: Cross multiply
1,272,327.95x = 1,908,490.68 × 325,697.15 - Step 4: Simplify right side
1,272,327.95x = 621,589,965,735.11 - Step 5: Solve for x
x = 621,589,965,735.11/1,272,327.95 - Step 6: Final answer
x = 488,545.40
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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.