Finding the Fourth Proportional to 415,777.06, 573,861.36 and 262,718.07
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Solution
The fourth proportional to 415,777.06, 573,861.36 and 262,718.07 is: 362,607.18
Step by Step Solution
- Step 1: Write the proportion equation
415,777.06 : 573,861.36 = 262,718.07 : x - Step 2: Convert to fraction form
415,777.06/573,861.36 = 262,718.07/x - Step 3: Cross multiply
415,777.06x = 573,861.36 × 262,718.07 - Step 4: Simplify right side
415,777.06x = 150,763,748,946.78 - Step 5: Solve for x
x = 150,763,748,946.78/415,777.06 - Step 6: Final answer
x = 362,607.18
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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.