Finding the Fourth Proportional to 902,017.05, 1,243,786.05 and 574,811.74
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Solution
The fourth proportional to 902,017.05, 1,243,786.05 and 574,811.74 is: 792,604.56
Step by Step Solution
- Step 1: Write the proportion equation
902,017.05 : 1,243,786.05 = 574,811.74 : x - Step 2: Convert to fraction form
902,017.05/1,243,786.05 = 574,811.74/x - Step 3: Cross multiply
902,017.05x = 1,243,786.05 × 574,811.74 - Step 4: Simplify right side
902,017.05x = 714,942,823,588.23 - Step 5: Solve for x
x = 714,942,823,588.23/902,017.05 - Step 6: Final answer
x = 792,604.56
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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.