Finding the Fourth Proportional to 995,405.08, 1,492,668.42 and 285,271.96
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Solution
The fourth proportional to 995,405.08, 1,492,668.42 and 285,271.96 is: 427,782.07
Step by Step Solution
- Step 1: Write the proportion equation
995,405.08 : 1,492,668.42 = 285,271.96 : x - Step 2: Convert to fraction form
995,405.08/1,492,668.42 = 285,271.96/x - Step 3: Cross multiply
995,405.08x = 1,492,668.42 × 285,271.96 - Step 4: Simplify right side
995,405.08x = 425,816,445,803.50 - Step 5: Solve for x
x = 425,816,445,803.50/995,405.08 - Step 6: Final answer
x = 427,782.07
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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.