Finding the Fourth Proportional to 383,565.24, 529,327.08 and 213,781.14
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Solution
The fourth proportional to 383,565.24, 529,327.08 and 213,781.14 is: 295,021.90
Step by Step Solution
- Step 1: Write the proportion equation
383,565.24 : 529,327.08 = 213,781.14 : x - Step 2: Convert to fraction form
383,565.24/529,327.08 = 213,781.14/x - Step 3: Cross multiply
383,565.24x = 529,327.08 × 213,781.14 - Step 4: Simplify right side
383,565.24x = 113,160,146,595.27 - Step 5: Solve for x
x = 113,160,146,595.27/383,565.24 - Step 6: Final answer
x = 295,021.90
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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.