Finding the Fourth Proportional to 307,675.20, 461,464.80 and 97,364.80
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Solution
The fourth proportional to 307,675.20, 461,464.80 and 97,364.80 is: 146,032.01
Step by Step Solution
- Step 1: Write the proportion equation
307,675.20 : 461,464.80 = 97,364.80 : x - Step 2: Convert to fraction form
307,675.20/461,464.80 = 97,364.80/x - Step 3: Cross multiply
307,675.20x = 461,464.80 × 97,364.80 - Step 4: Simplify right side
307,675.20x = 44,930,427,959.04 - Step 5: Solve for x
x = 44,930,427,959.04/307,675.20 - Step 6: Final answer
x = 146,032.01
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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.