Finding the Fourth Proportional to 450,582.10, 621,794.01 and 246,628.06
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Solution
The fourth proportional to 450,582.10, 621,794.01 and 246,628.06 is: 340,341.64
Step by Step Solution
- Step 1: Write the proportion equation
450,582.10 : 621,794.01 = 246,628.06 : x - Step 2: Convert to fraction form
450,582.10/621,794.01 = 246,628.06/x - Step 3: Cross multiply
450,582.10x = 621,794.01 × 246,628.06 - Step 4: Simplify right side
450,582.10x = 153,351,850,405.92 - Step 5: Solve for x
x = 153,351,850,405.92/450,582.10 - Step 6: Final answer
x = 340,341.64
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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.