Finding the Fourth Proportional to 611,203.52, 916,809.92 and 232,022.08
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Solution
The fourth proportional to 611,203.52, 916,809.92 and 232,022.08 is: 348,034.88
Step by Step Solution
- Step 1: Write the proportion equation
611,203.52 : 916,809.92 = 232,022.08 : x - Step 2: Convert to fraction form
611,203.52/916,809.92 = 232,022.08/x - Step 3: Cross multiply
611,203.52x = 916,809.92 × 232,022.08 - Step 4: Simplify right side
611,203.52x = 212,720,144,603.03 - Step 5: Solve for x
x = 212,720,144,603.03/611,203.52 - Step 6: Final answer
x = 348,034.88
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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.