Finding the Fourth Proportional to 611,091.90, 916,686.84 and 232,194.12
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Solution
The fourth proportional to 611,091.90, 916,686.84 and 232,194.12 is: 348,309.79
Step by Step Solution
- Step 1: Write the proportion equation
611,091.90 : 916,686.84 = 232,194.12 : x - Step 2: Convert to fraction form
611,091.90/916,686.84 = 232,194.12/x - Step 3: Cross multiply
611,091.90x = 916,686.84 × 232,194.12 - Step 4: Simplify right side
611,091.90x = 212,849,294,129.38 - Step 5: Solve for x
x = 212,849,294,129.38/611,091.90 - Step 6: Final answer
x = 348,309.79
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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.