Finding the Fourth Proportional to 472,703.64, 652,571.91 and 365,031.96
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Solution
The fourth proportional to 472,703.64, 652,571.91 and 365,031.96 is: 503,930.12
Step by Step Solution
- Step 1: Write the proportion equation
472,703.64 : 652,571.91 = 365,031.96 : x - Step 2: Convert to fraction form
472,703.64/652,571.91 = 365,031.96/x - Step 3: Cross multiply
472,703.64x = 652,571.91 × 365,031.96 - Step 4: Simplify right side
472,703.64x = 238,209,603,348.24 - Step 5: Solve for x
x = 238,209,603,348.24/472,703.64 - Step 6: Final answer
x = 503,930.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.