Finding the Fourth Proportional to 472,207.44, 708,520.35 and 247,514.46
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Solution
The fourth proportional to 472,207.44, 708,520.35 and 247,514.46 is: 371,381.34
Step by Step Solution
- Step 1: Write the proportion equation
472,207.44 : 708,520.35 = 247,514.46 : x - Step 2: Convert to fraction form
472,207.44/708,520.35 = 247,514.46/x - Step 3: Cross multiply
472,207.44x = 708,520.35 × 247,514.46 - Step 4: Simplify right side
472,207.44x = 175,369,031,829.26 - Step 5: Solve for x
x = 175,369,031,829.26/472,207.44 - Step 6: Final answer
x = 371,381.34
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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.