Finding the Fourth Proportional to 826,052.70, 1,239,079.14 and 293,594.76
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Solution
The fourth proportional to 826,052.70, 1,239,079.14 and 293,594.76 is: 440,392.17
Step by Step Solution
- Step 1: Write the proportion equation
826,052.70 : 1,239,079.14 = 293,594.76 : x - Step 2: Convert to fraction form
826,052.70/1,239,079.14 = 293,594.76/x - Step 3: Cross multiply
826,052.70x = 1,239,079.14 × 293,594.76 - Step 4: Simplify right side
826,052.70x = 363,787,142,729.31 - Step 5: Solve for x
x = 363,787,142,729.31/826,052.70 - Step 6: Final answer
x = 440,392.17
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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.