Finding the Fourth Proportional to 472,133.80, 706,472.70 and 347,717.80
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Solution
The fourth proportional to 472,133.80, 706,472.70 and 347,717.80 is: 520,304.06
Step by Step Solution
- Step 1: Write the proportion equation
472,133.80 : 706,472.70 = 347,717.80 : x - Step 2: Convert to fraction form
472,133.80/706,472.70 = 347,717.80/x - Step 3: Cross multiply
472,133.80x = 706,472.70 × 347,717.80 - Step 4: Simplify right side
472,133.80x = 245,653,133,004.06 - Step 5: Solve for x
x = 245,653,133,004.06/472,133.80 - Step 6: Final answer
x = 520,304.06
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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.