Finding the Fourth Proportional to 591,209.63, 815,872.58 and 322,937.63
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Solution
The fourth proportional to 591,209.63, 815,872.58 and 322,937.63 is: 445,655.72
Step by Step Solution
- Step 1: Write the proportion equation
591,209.63 : 815,872.58 = 322,937.63 : x - Step 2: Convert to fraction form
591,209.63/815,872.58 = 322,937.63/x - Step 3: Cross multiply
591,209.63x = 815,872.58 × 322,937.63 - Step 4: Simplify right side
591,209.63x = 263,475,951,673.13 - Step 5: Solve for x
x = 263,475,951,673.13/591,209.63 - Step 6: Final answer
x = 445,655.72
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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.