Finding the Fourth Proportional to 258,860.75, 357,338.06 and 174,027.02
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Solution
The fourth proportional to 258,860.75, 357,338.06 and 174,027.02 is: 240,231.38
Step by Step Solution
- Step 1: Write the proportion equation
258,860.75 : 357,338.06 = 174,027.02 : x - Step 2: Convert to fraction form
258,860.75/357,338.06 = 174,027.02/x - Step 3: Cross multiply
258,860.75x = 357,338.06 × 174,027.02 - Step 4: Simplify right side
258,860.75x = 62,186,475,057.56 - Step 5: Solve for x
x = 62,186,475,057.56/258,860.75 - Step 6: Final answer
x = 240,231.38
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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.