Finding the Fourth Proportional to 447,945.68, 618,165.06 and 246,741.68
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Solution
The fourth proportional to 447,945.68, 618,165.06 and 246,741.68 is: 340,503.53
Step by Step Solution
- Step 1: Write the proportion equation
447,945.68 : 618,165.06 = 246,741.68 : x - Step 2: Convert to fraction form
447,945.68/618,165.06 = 246,741.68/x - Step 3: Cross multiply
447,945.68x = 618,165.06 × 246,741.68 - Step 4: Simplify right side
447,945.68x = 152,527,085,421.70 - Step 5: Solve for x
x = 152,527,085,421.70/447,945.68 - Step 6: Final answer
x = 340,503.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.