Finding the Fourth Proportional to 376,924.26, 520,133.48 and 207,158.52
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Solution
The fourth proportional to 376,924.26, 520,133.48 and 207,158.52 is: 285,866.67
Step by Step Solution
- Step 1: Write the proportion equation
376,924.26 : 520,133.48 = 207,158.52 : x - Step 2: Convert to fraction form
376,924.26/520,133.48 = 207,158.52/x - Step 3: Cross multiply
376,924.26x = 520,133.48 × 207,158.52 - Step 4: Simplify right side
376,924.26x = 107,750,081,919.25 - Step 5: Solve for x
x = 107,750,081,919.25/376,924.26 - Step 6: Final answer
x = 285,866.67
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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.