Finding the Fourth Proportional to 497,176.44, 686,106.06 and 270,821.88
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Solution
The fourth proportional to 497,176.44, 686,106.06 and 270,821.88 is: 373,735.60
Step by Step Solution
- Step 1: Write the proportion equation
497,176.44 : 686,106.06 = 270,821.88 : x - Step 2: Convert to fraction form
497,176.44/686,106.06 = 270,821.88/x - Step 3: Cross multiply
497,176.44x = 686,106.06 × 270,821.88 - Step 4: Simplify right side
497,176.44x = 185,812,533,048.59 - Step 5: Solve for x
x = 185,812,533,048.59/497,176.44 - Step 6: Final answer
x = 373,735.60
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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.