Finding the Fourth Proportional to 307,735.60, 461,639.40 and 97,394.80
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Solution
The fourth proportional to 307,735.60, 461,639.40 and 97,394.80 is: 146,103.59
Step by Step Solution
- Step 1: Write the proportion equation
307,735.60 : 461,639.40 = 97,394.80 : x - Step 2: Convert to fraction form
307,735.60/461,639.40 = 97,394.80/x - Step 3: Cross multiply
307,735.60x = 461,639.40 × 97,394.80 - Step 4: Simplify right side
307,735.60x = 44,961,277,035.12 - Step 5: Solve for x
x = 44,961,277,035.12/307,735.60 - Step 6: Final answer
x = 146,103.59
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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.