Finding the Fourth Proportional to 814,567.52, 1,221,360.24 and 365,207.12
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Solution
The fourth proportional to 814,567.52, 1,221,360.24 and 365,207.12 is: 547,590.52
Step by Step Solution
- Step 1: Write the proportion equation
814,567.52 : 1,221,360.24 = 365,207.12 : x - Step 2: Convert to fraction form
814,567.52/1,221,360.24 = 365,207.12/x - Step 3: Cross multiply
814,567.52x = 1,221,360.24 × 365,207.12 - Step 4: Simplify right side
814,567.52x = 446,049,455,732.91 - Step 5: Solve for x
x = 446,049,455,732.91/814,567.52 - Step 6: Final answer
x = 547,590.52
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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.