Finding the Fourth Proportional to 857,620.24, 1,183,588.56 and 475,770
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Solution
The fourth proportional to 857,620.24, 1,183,588.56 and 475,770 is: 656,602.89
Step by Step Solution
- Step 1: Write the proportion equation
857,620.24 : 1,183,588.56 = 475,770 : x - Step 2: Convert to fraction form
857,620.24/1,183,588.56 = 475,770/x - Step 3: Cross multiply
857,620.24x = 1,183,588.56 × 475,770 - Step 4: Simplify right side
857,620.24x = 563,115,929,191.20 - Step 5: Solve for x
x = 563,115,929,191.20/857,620.24 - Step 6: Final answer
x = 656,602.89
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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.