Finding the Fourth Proportional to 766,325.94, 1,057,529.55 and 444,223.02
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Solution
The fourth proportional to 766,325.94, 1,057,529.55 and 444,223.02 is: 613,027.62
Step by Step Solution
- Step 1: Write the proportion equation
766,325.94 : 1,057,529.55 = 444,223.02 : x - Step 2: Convert to fraction form
766,325.94/1,057,529.55 = 444,223.02/x - Step 3: Cross multiply
766,325.94x = 1,057,529.55 × 444,223.02 - Step 4: Simplify right side
766,325.94x = 469,778,970,440.24 - Step 5: Solve for x
x = 469,778,970,440.24/766,325.94 - Step 6: Final answer
x = 613,027.62
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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.