Finding the Fourth Proportional to 756,784.67, 1,135,453.80 and 352,169.87
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Solution
The fourth proportional to 756,784.67, 1,135,453.80 and 352,169.87 is: 528,383.61
Step by Step Solution
- Step 1: Write the proportion equation
756,784.67 : 1,135,453.80 = 352,169.87 : x - Step 2: Convert to fraction form
756,784.67/1,135,453.80 = 352,169.87/x - Step 3: Cross multiply
756,784.67x = 1,135,453.80 × 352,169.87 - Step 4: Simplify right side
756,784.67x = 399,872,617,137.01 - Step 5: Solve for x
x = 399,872,617,137.01/756,784.67 - Step 6: Final answer
x = 528,383.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.