Finding the Fourth Proportional to 368,434.23, 552,651.31 and 102,194.75
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Solution
The fourth proportional to 368,434.23, 552,651.31 and 102,194.75 is: 153,292.12
Step by Step Solution
- Step 1: Write the proportion equation
368,434.23 : 552,651.31 = 102,194.75 : x - Step 2: Convert to fraction form
368,434.23/552,651.31 = 102,194.75/x - Step 3: Cross multiply
368,434.23x = 552,651.31 × 102,194.75 - Step 4: Simplify right side
368,434.23x = 56,478,063,397.15 - Step 5: Solve for x
x = 56,478,063,397.15/368,434.23 - Step 6: Final answer
x = 153,292.12
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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.