Finding the Fourth Proportional to 292,393.84, 403,600.80 and 171,490.99
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Solution
The fourth proportional to 292,393.84, 403,600.80 and 171,490.99 is: 236,714.63
Step by Step Solution
- Step 1: Write the proportion equation
292,393.84 : 403,600.80 = 171,490.99 : x - Step 2: Convert to fraction form
292,393.84/403,600.80 = 171,490.99/x - Step 3: Cross multiply
292,393.84x = 403,600.80 × 171,490.99 - Step 4: Simplify right side
292,393.84x = 69,213,900,756.79 - Step 5: Solve for x
x = 69,213,900,756.79/292,393.84 - Step 6: Final answer
x = 236,714.63
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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.