Finding the Fourth Proportional to 450,628.99, 621,868.79 and 246,680.04
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Solution
The fourth proportional to 450,628.99, 621,868.79 and 246,680.04 is: 340,418.88
Step by Step Solution
- Step 1: Write the proportion equation
450,628.99 : 621,868.79 = 246,680.04 : x - Step 2: Convert to fraction form
450,628.99/621,868.79 = 246,680.04/x - Step 3: Cross multiply
450,628.99x = 621,868.79 × 246,680.04 - Step 4: Simplify right side
450,628.99x = 153,402,617,991.95 - Step 5: Solve for x
x = 153,402,617,991.95/450,628.99 - Step 6: Final answer
x = 340,418.88
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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.