Finding the Fourth Proportional to 450,957.06, 622,313.28 and 247,006.08
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Solution
The fourth proportional to 450,957.06, 622,313.28 and 247,006.08 is: 340,864.30
Step by Step Solution
- Step 1: Write the proportion equation
450,957.06 : 622,313.28 = 247,006.08 : x - Step 2: Convert to fraction form
450,957.06/622,313.28 = 247,006.08/x - Step 3: Cross multiply
450,957.06x = 622,313.28 × 247,006.08 - Step 4: Simplify right side
450,957.06x = 153,715,163,824.74 - Step 5: Solve for x
x = 153,715,163,824.74/450,957.06 - Step 6: Final answer
x = 340,864.30
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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.