Finding the Fourth Proportional to 552,466.06, 762,395.50 and 310,748.80
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Solution
The fourth proportional to 552,466.06, 762,395.50 and 310,748.80 is: 428,829.03
Step by Step Solution
- Step 1: Write the proportion equation
552,466.06 : 762,395.50 = 310,748.80 : x - Step 2: Convert to fraction form
552,466.06/762,395.50 = 310,748.80/x - Step 3: Cross multiply
552,466.06x = 762,395.50 × 310,748.80 - Step 4: Simplify right side
552,466.06x = 236,913,486,750.40 - Step 5: Solve for x
x = 236,913,486,750.40/552,466.06 - Step 6: Final answer
x = 428,829.03
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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.