Finding the Fourth Proportional to 504,565.68, 695,577.12 and 396,948.84
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Solution
The fourth proportional to 504,565.68, 695,577.12 and 396,948.84 is: 547,220.20
Step by Step Solution
- Step 1: Write the proportion equation
504,565.68 : 695,577.12 = 396,948.84 : x - Step 2: Convert to fraction form
504,565.68/695,577.12 = 396,948.84/x - Step 3: Cross multiply
504,565.68x = 695,577.12 × 396,948.84 - Step 4: Simplify right side
504,565.68x = 276,108,530,914.54 - Step 5: Solve for x
x = 276,108,530,914.54/504,565.68 - Step 6: Final answer
x = 547,220.20
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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.