Finding the Fourth Proportional to 276,926.12, 382,285.62 and 162,188.84
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Solution
The fourth proportional to 276,926.12, 382,285.62 and 162,188.84 is: 223,895.32
Step by Step Solution
- Step 1: Write the proportion equation
276,926.12 : 382,285.62 = 162,188.84 : x - Step 2: Convert to fraction form
276,926.12/382,285.62 = 162,188.84/x - Step 3: Cross multiply
276,926.12x = 382,285.62 × 162,188.84 - Step 4: Simplify right side
276,926.12x = 62,002,461,256.48 - Step 5: Solve for x
x = 62,002,461,256.48/276,926.12 - Step 6: Final answer
x = 223,895.32
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1.5x scale
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.