Finding the Fourth Proportional to 258,869.88, 357,350.64 and 174,036.14
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Solution
The fourth proportional to 258,869.88, 357,350.64 and 174,036.14 is: 240,243.96
Step by Step Solution
- Step 1: Write the proportion equation
258,869.88 : 357,350.64 = 174,036.14 : x - Step 2: Convert to fraction form
258,869.88/357,350.64 = 174,036.14/x - Step 3: Cross multiply
258,869.88x = 357,350.64 × 174,036.14 - Step 4: Simplify right side
258,869.88x = 62,191,926,012.13 - Step 5: Solve for x
x = 62,191,926,012.13/258,869.88 - Step 6: Final answer
x = 240,243.96
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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.