Finding the Fourth Proportional to 452,382.84, 624,365.10 and 261,506.88
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Solution
The fourth proportional to 452,382.84, 624,365.10 and 261,506.88 is: 360,923.88
Step by Step Solution
- Step 1: Write the proportion equation
452,382.84 : 624,365.10 = 261,506.88 : x - Step 2: Convert to fraction form
452,382.84/624,365.10 = 261,506.88/x - Step 3: Cross multiply
452,382.84x = 624,365.10 × 261,506.88 - Step 4: Simplify right side
452,382.84x = 163,275,769,281.89 - Step 5: Solve for x
x = 163,275,769,281.89/452,382.84 - Step 6: Final answer
x = 360,923.88
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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.