Finding the Fourth Proportional to 368,372.60, 552,559.12 and 115,651.98
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Solution
The fourth proportional to 368,372.60, 552,559.12 and 115,651.98 is: 173,478.04
Step by Step Solution
- Step 1: Write the proportion equation
368,372.60 : 552,559.12 = 115,651.98 : x - Step 2: Convert to fraction form
368,372.60/552,559.12 = 115,651.98/x - Step 3: Cross multiply
368,372.60x = 552,559.12 × 115,651.98 - Step 4: Simplify right side
368,372.60x = 63,904,556,295.06 - Step 5: Solve for x
x = 63,904,556,295.06/368,372.60 - Step 6: Final answer
x = 173,478.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.