Finding the Fourth Proportional to 552,194.42, 762,029.57 and 310,479.08
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Solution
The fourth proportional to 552,194.42, 762,029.57 and 310,479.08 is: 428,461.84
Step by Step Solution
- Step 1: Write the proportion equation
552,194.42 : 762,029.57 = 310,479.08 : x - Step 2: Convert to fraction form
552,194.42/762,029.57 = 310,479.08/x - Step 3: Cross multiply
552,194.42x = 762,029.57 × 310,479.08 - Step 4: Simplify right side
552,194.42x = 236,594,236,792.45 - Step 5: Solve for x
x = 236,594,236,792.45/552,194.42 - Step 6: Final answer
x = 428,461.84
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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.