Finding the Fourth Proportional to 452,209.18, 624,055.99 and 248,278.90
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Solution
The fourth proportional to 452,209.18, 624,055.99 and 248,278.90 is: 342,628.90
Step by Step Solution
- Step 1: Write the proportion equation
452,209.18 : 624,055.99 = 248,278.90 : x - Step 2: Convert to fraction form
452,209.18/624,055.99 = 248,278.90/x - Step 3: Cross multiply
452,209.18x = 624,055.99 × 248,278.90 - Step 4: Simplify right side
452,209.18x = 154,939,934,735.61 - Step 5: Solve for x
x = 154,939,934,735.61/452,209.18 - Step 6: Final answer
x = 342,628.90
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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.