Finding the Fourth Proportional to 811,524.24, 1,119,702.25 and 524,699.19
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Solution
The fourth proportional to 811,524.24, 1,119,702.25 and 524,699.19 is: 723,954.79
Step by Step Solution
- Step 1: Write the proportion equation
811,524.24 : 1,119,702.25 = 524,699.19 : x - Step 2: Convert to fraction form
811,524.24/1,119,702.25 = 524,699.19/x - Step 3: Cross multiply
811,524.24x = 1,119,702.25 × 524,699.19 - Step 4: Simplify right side
811,524.24x = 587,506,860,992.68 - Step 5: Solve for x
x = 587,506,860,992.68/811,524.24 - Step 6: Final answer
x = 723,954.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.