Finding the Fourth Proportional to 585,354.68, 878,011.97 and 248,178.20
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Solution
The fourth proportional to 585,354.68, 878,011.97 and 248,178.20 is: 372,258.80
Step by Step Solution
- Step 1: Write the proportion equation
585,354.68 : 878,011.97 = 248,178.20 : x - Step 2: Convert to fraction form
585,354.68/878,011.97 = 248,178.20/x - Step 3: Cross multiply
585,354.68x = 878,011.97 × 248,178.20 - Step 4: Simplify right side
585,354.68x = 217,903,430,293.05 - Step 5: Solve for x
x = 217,903,430,293.05/585,354.68 - Step 6: Final answer
x = 372,258.80
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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.