Finding the Fourth Proportional to 307,660.60, 461,447.70 and 97,319.80
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Solution
The fourth proportional to 307,660.60, 461,447.70 and 97,319.80 is: 145,966.03
Step by Step Solution
- Step 1: Write the proportion equation
307,660.60 : 461,447.70 = 97,319.80 : x - Step 2: Convert to fraction form
307,660.60/461,447.70 = 97,319.80/x - Step 3: Cross multiply
307,660.60x = 461,447.70 × 97,319.80 - Step 4: Simplify right side
307,660.60x = 44,907,997,874.46 - Step 5: Solve for x
x = 44,907,997,874.46/307,660.60 - Step 6: Final answer
x = 145,966.03
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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.