Finding the Fourth Proportional to 727,740.08, 1,091,756.40 and 307,014.08
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Solution
The fourth proportional to 727,740.08, 1,091,756.40 and 307,014.08 is: 460,582.83
Step by Step Solution
- Step 1: Write the proportion equation
727,740.08 : 1,091,756.40 = 307,014.08 : x - Step 2: Convert to fraction form
727,740.08/1,091,756.40 = 307,014.08/x - Step 3: Cross multiply
727,740.08x = 1,091,756.40 × 307,014.08 - Step 4: Simplify right side
727,740.08x = 335,184,586,730.11 - Step 5: Solve for x
x = 335,184,586,730.11/727,740.08 - Step 6: Final answer
x = 460,582.83
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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.