Finding the Fourth Proportional to 610,563.62, 842,469.18 and 368,684.12
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Solution
The fourth proportional to 610,563.62, 842,469.18 and 368,684.12 is: 508,718.50
Step by Step Solution
- Step 1: Write the proportion equation
610,563.62 : 842,469.18 = 368,684.12 : x - Step 2: Convert to fraction form
610,563.62/842,469.18 = 368,684.12/x - Step 3: Cross multiply
610,563.62x = 842,469.18 × 368,684.12 - Step 4: Simplify right side
610,563.62x = 310,605,008,255.42 - Step 5: Solve for x
x = 310,605,008,255.42/610,563.62 - Step 6: Final answer
x = 508,718.50
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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.