Finding the Fourth Proportional to 447,914.68, 618,122.16 and 246,710.68
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Solution
The fourth proportional to 447,914.68, 618,122.16 and 246,710.68 is: 340,460.68
Step by Step Solution
- Step 1: Write the proportion equation
447,914.68 : 618,122.16 = 246,710.68 : x - Step 2: Convert to fraction form
447,914.68/618,122.16 = 246,710.68/x - Step 3: Cross multiply
447,914.68x = 618,122.16 × 246,710.68 - Step 4: Simplify right side
447,914.68x = 152,497,338,416.67 - Step 5: Solve for x
x = 152,497,338,416.67/447,914.68 - Step 6: Final answer
x = 340,460.68
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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.