Finding the Fourth Proportional to 344,815.98, 517,243.40 and 104,937.68
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Solution
The fourth proportional to 344,815.98, 517,243.40 and 104,937.68 is: 157,412.43
Step by Step Solution
- Step 1: Write the proportion equation
344,815.98 : 517,243.40 = 104,937.68 : x - Step 2: Convert to fraction form
344,815.98/517,243.40 = 104,937.68/x - Step 3: Cross multiply
344,815.98x = 517,243.40 × 104,937.68 - Step 4: Simplify right side
344,815.98x = 54,278,322,391.31 - Step 5: Solve for x
x = 54,278,322,391.31/344,815.98 - Step 6: Final answer
x = 157,412.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.