Finding the Fourth Proportional to 452,569.28, 624,657.84 and 261,555.08
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Solution
The fourth proportional to 452,569.28, 624,657.84 and 261,555.08 is: 361,010.87
Step by Step Solution
- Step 1: Write the proportion equation
452,569.28 : 624,657.84 = 261,555.08 : x - Step 2: Convert to fraction form
452,569.28/624,657.84 = 261,555.08/x - Step 3: Cross multiply
452,569.28x = 624,657.84 × 261,555.08 - Step 4: Simplify right side
452,569.28x = 163,382,431,313.83 - Step 5: Solve for x
x = 163,382,431,313.83/452,569.28 - Step 6: Final answer
x = 361,010.87
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1.5x scale
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.