Finding the Fourth Proportional to 709,865.73, 1,064,798.58 and 377,363.97
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Solution
The fourth proportional to 709,865.73, 1,064,798.58 and 377,363.97 is: 566,045.95
Step by Step Solution
- Step 1: Write the proportion equation
709,865.73 : 1,064,798.58 = 377,363.97 : x - Step 2: Convert to fraction form
709,865.73/1,064,798.58 = 377,363.97/x - Step 3: Cross multiply
709,865.73x = 1,064,798.58 × 377,363.97 - Step 4: Simplify right side
709,865.73x = 401,816,619,399.16 - Step 5: Solve for x
x = 401,816,619,399.16/709,865.73 - Step 6: Final answer
x = 566,045.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.