Finding the Fourth Proportional to 447,830.19, 618,002.96 and 246,624.75
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Solution
The fourth proportional to 447,830.19, 618,002.96 and 246,624.75 is: 340,340.66
Step by Step Solution
- Step 1: Write the proportion equation
447,830.19 : 618,002.96 = 246,624.75 : x - Step 2: Convert to fraction form
447,830.19/618,002.96 = 246,624.75/x - Step 3: Cross multiply
447,830.19x = 618,002.96 × 246,624.75 - Step 4: Simplify right side
447,830.19x = 152,414,824,276.14 - Step 5: Solve for x
x = 152,414,824,276.14/447,830.19 - Step 6: Final answer
x = 340,340.66
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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.