Finding the Fourth Proportional to 722,266.24, 1,082,808.12 and 272,732.02
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Solution
The fourth proportional to 722,266.24, 1,082,808.12 and 272,732.02 is: 408,874.77
Step by Step Solution
- Step 1: Write the proportion equation
722,266.24 : 1,082,808.12 = 272,732.02 : x - Step 2: Convert to fraction form
722,266.24/1,082,808.12 = 272,732.02/x - Step 3: Cross multiply
722,266.24x = 1,082,808.12 × 272,732.02 - Step 4: Simplify right side
722,266.24x = 295,316,445,840.00 - Step 5: Solve for x
x = 295,316,445,840.00/722,266.24 - Step 6: Final answer
x = 408,874.77
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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.