Finding the Fourth Proportional to 258,863.38, 357,341.68 and 174,029.64
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Solution
The fourth proportional to 258,863.38, 357,341.68 and 174,029.64 is: 240,235.00
Step by Step Solution
- Step 1: Write the proportion equation
258,863.38 : 357,341.68 = 174,029.64 : x - Step 2: Convert to fraction form
258,863.38/357,341.68 = 174,029.64/x - Step 3: Cross multiply
258,863.38x = 357,341.68 × 174,029.64 - Step 4: Simplify right side
258,863.38x = 62,188,043,927.40 - Step 5: Solve for x
x = 62,188,043,927.40/258,863.38 - Step 6: Final answer
x = 240,235.00
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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.