Finding the Fourth Proportional to 452,483.42, 624,432.24 and 248,539.12
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Solution
The fourth proportional to 452,483.42, 624,432.24 and 248,539.12 is: 342,986.80
Step by Step Solution
- Step 1: Write the proportion equation
452,483.42 : 624,432.24 = 248,539.12 : x - Step 2: Convert to fraction form
452,483.42/624,432.24 = 248,539.12/x - Step 3: Cross multiply
452,483.42x = 624,432.24 × 248,539.12 - Step 4: Simplify right side
452,483.42x = 155,195,837,868.15 - Step 5: Solve for x
x = 155,195,837,868.15/452,483.42 - Step 6: Final answer
x = 342,986.80
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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.