Finding the Fourth Proportional to 452,477.43, 624,423.99 and 248,533.14
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Solution
The fourth proportional to 452,477.43, 624,423.99 and 248,533.14 is: 342,978.55
Step by Step Solution
- Step 1: Write the proportion equation
452,477.43 : 624,423.99 = 248,533.14 : x - Step 2: Convert to fraction form
452,477.43/624,423.99 = 248,533.14/x - Step 3: Cross multiply
452,477.43x = 624,423.99 × 248,533.14 - Step 4: Simplify right side
452,477.43x = 155,190,054,926.03 - Step 5: Solve for x
x = 155,190,054,926.03/452,477.43 - Step 6: Final answer
x = 342,978.55
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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.