Finding the Fourth Proportional to 609,997.84, 841,048.73 and 494,950.70
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Solution
The fourth proportional to 609,997.84, 841,048.73 and 494,950.70 is: 682,424.81
Step by Step Solution
- Step 1: Write the proportion equation
609,997.84 : 841,048.73 = 494,950.70 : x - Step 2: Convert to fraction form
609,997.84/841,048.73 = 494,950.70/x - Step 3: Cross multiply
609,997.84x = 841,048.73 × 494,950.70 - Step 4: Simplify right side
609,997.84x = 416,277,659,131.54 - Step 5: Solve for x
x = 416,277,659,131.54/609,997.84 - Step 6: Final answer
x = 682,424.81
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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.