Finding the Fourth Proportional to 258,854.36, 357,329.24 and 174,020.62
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Solution
The fourth proportional to 258,854.36, 357,329.24 and 174,020.62 is: 240,222.56
Step by Step Solution
- Step 1: Write the proportion equation
258,854.36 : 357,329.24 = 174,020.62 : x - Step 2: Convert to fraction form
258,854.36/357,329.24 = 174,020.62/x - Step 3: Cross multiply
258,854.36x = 357,329.24 × 174,020.62 - Step 4: Simplify right side
258,854.36x = 62,182,655,888.93 - Step 5: Solve for x
x = 62,182,655,888.93/258,854.36 - Step 6: Final answer
x = 240,222.56
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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.