Finding the Fourth Proportional to 434,378.04, 652,283.64 and 293,130.78
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Solution
The fourth proportional to 434,378.04, 652,283.64 and 293,130.78 is: 440,179.74
Step by Step Solution
- Step 1: Write the proportion equation
434,378.04 : 652,283.64 = 293,130.78 : x - Step 2: Convert to fraction form
434,378.04/652,283.64 = 293,130.78/x - Step 3: Cross multiply
434,378.04x = 652,283.64 × 293,130.78 - Step 4: Simplify right side
434,378.04x = 191,204,412,174.44 - Step 5: Solve for x
x = 191,204,412,174.44/434,378.04 - Step 6: Final answer
x = 440,179.74
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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.