Finding the Fourth Proportional to 759,412.08, 1,140,889.68 and 444,090.96
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Solution
The fourth proportional to 759,412.08, 1,140,889.68 and 444,090.96 is: 667,172.42
Step by Step Solution
- Step 1: Write the proportion equation
759,412.08 : 1,140,889.68 = 444,090.96 : x - Step 2: Convert to fraction form
759,412.08/1,140,889.68 = 444,090.96/x - Step 3: Cross multiply
759,412.08x = 1,140,889.68 × 444,090.96 - Step 4: Simplify right side
759,412.08x = 506,658,793,245.29 - Step 5: Solve for x
x = 506,658,793,245.29/759,412.08 - Step 6: Final answer
x = 667,172.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.