Finding the Fourth Proportional to 964,124.10, 1,446,178.86 and 290,202.48
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Solution
The fourth proportional to 964,124.10, 1,446,178.86 and 290,202.48 is: 435,301.53
Step by Step Solution
- Step 1: Write the proportion equation
964,124.10 : 1,446,178.86 = 290,202.48 : x - Step 2: Convert to fraction form
964,124.10/1,446,178.86 = 290,202.48/x - Step 3: Cross multiply
964,124.10x = 1,446,178.86 × 290,202.48 - Step 4: Simplify right side
964,124.10x = 419,684,691,695.57 - Step 5: Solve for x
x = 419,684,691,695.57/964,124.10 - Step 6: Final answer
x = 435,301.53
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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.