Finding the Fourth Proportional to 348,336.18, 480,657.40 and 193,284.90
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Solution
The fourth proportional to 348,336.18, 480,657.40 and 193,284.90 is: 266,707.34
Step by Step Solution
- Step 1: Write the proportion equation
348,336.18 : 480,657.40 = 193,284.90 : x - Step 2: Convert to fraction form
348,336.18/480,657.40 = 193,284.90/x - Step 3: Cross multiply
348,336.18x = 480,657.40 × 193,284.90 - Step 4: Simplify right side
348,336.18x = 92,903,817,493.26 - Step 5: Solve for x
x = 92,903,817,493.26/348,336.18 - Step 6: Final answer
x = 266,707.34
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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.