Finding the Fourth Proportional to 609,858.18, 914,432.49 and 230,808.15
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Solution
The fourth proportional to 609,858.18, 914,432.49 and 230,808.15 is: 346,077.95
Step by Step Solution
- Step 1: Write the proportion equation
609,858.18 : 914,432.49 = 230,808.15 : x - Step 2: Convert to fraction form
609,858.18/914,432.49 = 230,808.15/x - Step 3: Cross multiply
609,858.18x = 914,432.49 × 230,808.15 - Step 4: Simplify right side
609,858.18x = 211,058,471,316.79 - Step 5: Solve for x
x = 211,058,471,316.79/609,858.18 - Step 6: Final answer
x = 346,077.95
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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.