Finding the Fourth Proportional to 345,654.68, 518,479.58 and 96,336.68
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Solution
The fourth proportional to 345,654.68, 518,479.58 and 96,336.68 is: 144,504.34
Step by Step Solution
- Step 1: Write the proportion equation
345,654.68 : 518,479.58 = 96,336.68 : x - Step 2: Convert to fraction form
345,654.68/518,479.58 = 96,336.68/x - Step 3: Cross multiply
345,654.68x = 518,479.58 × 96,336.68 - Step 4: Simplify right side
345,654.68x = 49,948,601,384.99 - Step 5: Solve for x
x = 49,948,601,384.99/345,654.68 - Step 6: Final answer
x = 144,504.34
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1.5x scale
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.