Finding the Fourth Proportional to 268,422.06, 402,337.84 and 110,564.40
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Solution
The fourth proportional to 268,422.06, 402,337.84 and 110,564.40 is: 165,724.99
Step by Step Solution
- Step 1: Write the proportion equation
268,422.06 : 402,337.84 = 110,564.40 : x - Step 2: Convert to fraction form
268,422.06/402,337.84 = 110,564.40/x - Step 3: Cross multiply
268,422.06x = 402,337.84 × 110,564.40 - Step 4: Simplify right side
268,422.06x = 44,484,241,876.90 - Step 5: Solve for x
x = 44,484,241,876.90/268,422.06 - Step 6: Final answer
x = 165,724.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.