Finding the Fourth Proportional to 230,422.05, 346,877.88 and 207,248.96
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Solution
The fourth proportional to 230,422.05, 346,877.88 and 207,248.96 is: 311,993.06
Step by Step Solution
- Step 1: Write the proportion equation
230,422.05 : 346,877.88 = 207,248.96 : x - Step 2: Convert to fraction form
230,422.05/346,877.88 = 207,248.96/x - Step 3: Cross multiply
230,422.05x = 346,877.88 × 207,248.96 - Step 4: Simplify right side
230,422.05x = 71,890,079,967.02 - Step 5: Solve for x
x = 71,890,079,967.02/230,422.05 - Step 6: Final answer
x = 311,993.06
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.